- Adjust, maintain, and repair or replace subassemblies, such as transmissions and crawler heads, using hand tools, jacks, and cranes.
Occupations with related tasks Save Table: XLSX CSV
| Closely Related Tasks | All Related Tasks | Job Zone | Code | Occupation |
| 7 | 11 | 3 | 49-9063.00 | Musical Instrument Repairers and Tuners |
| 5 | 12 | 3 | 49-9012.00 | Control and Valve Installers and Repairers, Except Mechanical Door |
| 5 | 5 | 3 | 49-9021.00 | Heating, Air Conditioning, and Refrigeration Mechanics and Installers 
|
| 4 | 9 | 3 | 49-3023.00 | Automotive Service Technicians and Mechanics |
| 4 | 8 | 3 | 49-2021.00 | Radio, Cellular, and Tower Equipment Installers and Repairers |
| 4 | 6 | 2 | 49-9099.01 | Geothermal Technicians |
| 3 | 7 | 3 | 49-2092.00 | Electric Motor, Power Tool, and Related Repairers |
| 3 | 5 | 2 | 49-9091.00 | Coin, Vending, and Amusement Machine Servicers and Repairers |
| 3 | 5 | 3 | 49-2011.00 | Computer, Automated Teller, and Office Machine Repairers |
| 3 | 5 | 3 | 49-9071.00 | Maintenance and Repair Workers, General
|
| 3 | 5 | 2 | 49-9031.00 | Home Appliance Repairers |
| 3 | 4 | 3 | 49-9064.00 | Watch and Clock Repairers |
| 3 | 4 | 2 | 49-9044.00 | Millwrights |
| 3 | 4 | 3 | 49-3011.00 | Aircraft Mechanics and Service Technicians |
| 3 | 3 | 3 | 49-9041.00 | Industrial Machinery Mechanics
|
| 3 | 3 | 3 | 49-2022.00 | Telecommunications Equipment Installers and Repairers, Except Line Installers
|
| 2 | 6 | 3 | 49-9097.00 | Signal and Track Switch Repairers |
| 2 | 5 | 2 | 49-3053.00 | Outdoor Power Equipment and Other Small Engine Mechanics |
| 2 | 4 | 3 | 49-3051.00 | Motorboat Mechanics and Service Technicians
|
| 2 | 4 | 3 | 49-3041.00 | Farm Equipment Mechanics and Service Technicians
|
| 2 | 3 | 3 | 49-9043.00 | Maintenance Workers, Machinery
|
| 2 | 3 | 3 | 49-2094.00 | Electrical and Electronics Repairers, Commercial and Industrial Equipment |
| 2 | 3 | 3 | 49-9062.00 | Medical Equipment Repairers
|
| 2 | 3 | 2 | 49-9011.00 | Mechanical Door Repairers
|
| 2 | 2 | 2 | 49-3043.00 | Rail Car Repairers |
| 2 | 2 | 2 | 49-9052.00 | Telecommunications Line Installers and Repairers
|
| 2 | 2 | 3 | 47-2152.00 | Plumbers, Pipefitters, and Steamfitters |
| 1 | 6 | 2 | 51-9193.00 | Cooling and Freezing Equipment Operators and Tenders
|
| 1 | 6 | 3 | 51-8021.00 | Stationary Engineers and Boiler Operators |
| 1 | 6 | 3 | 49-3031.00 | Bus and Truck Mechanics and Diesel Engine Specialists |
| 1 | 6 | 2 | 51-8013.00 | Power Plant Operators |
| 1 | 4 | 3 | 49-9081.00 | Wind Turbine Service Technicians
|
| 1 | 3 | 3 | 49-9061.00 | Camera and Photographic Equipment Repairers |
| 1 | 3 | 2 | 51-9196.00 | Paper Goods Machine Setters, Operators, and Tenders |
| 1 | 3 | 3 | 19-4051.00 | Nuclear Technicians |
| 1 | 2 | 3 | 49-2097.00 | Audiovisual Equipment Installers and Repairers |
| 1 | 2 | 2 | 49-9094.00 | Locksmiths and Safe Repairers |
| 1 | 2 | 3 | 51-8012.00 | Power Distributors and Dispatchers |
| 1 | 2 | 2 | 49-9098.00 | Helpers--Installation, Maintenance, and Repair Workers |
| 1 | 2 | 2 | 49-9045.00 | Refractory Materials Repairers, Except Brickmasons |
| 1 | 2 | 3 | 29-2036.00 | Medical Dosimetrists |
| 1 | 2 | 3 | 51-9195.05 | Potters, Manufacturing |
| 1 | 2 | 3 | 49-9092.00 | Commercial Divers
|
| 1 | 1 | 3 | 49-2091.00 | Avionics Technicians |
| 1 | 1 | 3 | 49-2093.00 | Electrical and Electronics Installers and Repairers, Transportation Equipment
|
| 1 | 1 | 2 | 53-3033.00 | Light Truck Drivers
|
| 1 | 1 | 2 | 47-5022.00 | Excavating and Loading Machine and Dragline Operators, Surface Mining |
| 1 | 1 | 3 | 49-2098.00 | Security and Fire Alarm Systems Installers |
| 1 | 1 | 2 | 53-5022.00 | Motorboat Operators |
| 1 | 1 | 2 | 49-3092.00 | Recreational Vehicle Service Technicians
|
| 1 | 1 | 3 | 51-1011.00 | First-Line Supervisors of Production and Operating Workers |
| 1 | 1 | 3 | 49-1011.00 | First-Line Supervisors of Mechanics, Installers, and Repairers |
| 1 | 1 | 3 | 53-6041.00 | Traffic Technicians |
- Adjust string tensions to tune instruments, using hand tools and electronic tuning devices.
- Repair or replace musical instrument parts and components, such as strings, bridges, felts, and keys, using hand and power tools.
- String instruments, and adjust trusses and bridges of instruments to obtain specified string tensions and heights.
- Repair cracks in wood or metal instruments, using pinning wire, lathes, fillers, clamps, or soldering irons.
- Shape old parts and replacement parts to improve tone or intonation, using hand tools, lathes, or soldering irons.
- Adjust felt hammers on pianos to increase tonal mellowness or brilliance, using sanding paddles, lacquer, or needles.
- Repair breaks in percussion instruments, such as drums and cymbals, using drill presses, power saws, glue, clamps, grinding wheels, or other hand tools.
- Reassemble instruments following repair, using hand tools and power tools and glue, hair, yarn, resin, or clamps, and lubricate instruments as necessary.
- Compare instrument pitches with tuning tool pitches to tune instruments.
- Strike wood, fiberglass, or metal bars of instruments, and use tuned blocks, stroboscopes, or electronic tuners to evaluate tones made by instruments.
- Replace xylophone bars and wheels.
- Play instruments to evaluate their sound quality and to locate any defects.
- Disassemble instruments and parts for repair and adjustment.
- Inspect instruments to locate defects, and to determine their value or the level of restoration required.
- Polish instruments, using rags and polishing compounds, buffing wheels, or burnishing tools.
- Mix and measure glue that will be used for instrument repair.
- Refinish instruments to protect and decorate them, using hand tools, buffing tools, and varnish.
- Make wood replacement parts, using woodworking machines and hand tools.
- Align pads and keys on reed or wind instruments.
- Solder posts and parts to hold them in their proper places.
- Remove dents and burrs from metal instruments, using mallets and burnishing tools.
- Test tubes and pickups in electronic amplifier units, and solder parts and connections as necessary.
- Remove irregularities from tuning pins, strings, and hammers of pianos, using wood blocks or filing tools.
- Wash metal instruments in lacquer-stripping and cyanide solutions to remove lacquer and tarnish.
- Assemble and install new pipe organs and pianos in buildings.
- Refinish and polish piano cabinets or cases to prepare them for sale.
- Deliver pianos to purchasers or to locations of their use.
- Remove drumheads by removing tension rods with drum keys and cutting tools.
- Place rim hoops back onto drum shells to allow new drumheads to dry and become taut.
- Solder or weld frames of mallet instruments and metal drum parts.
- Cut new drumheads from animal skins, using scissors, and soak drumheads in water to make them pliable.
- Assemble bars onto percussion instruments.
- Stretch drumheads over rim hoops and tuck them around and under the hoops, using hand tucking tools.
- Cut out sections around cracks on percussion instruments to prevent cracks from advancing, using shears or grinding wheels.
- Clean, sand, and paint parts of percussion instruments to maintain their condition.
- File metal reeds until their pitches correspond with standard tuning bar pitches.
- Remove material from bars of percussion instruments to obtain specified tones, using bandsaws, sanding machines, machine grinders, or hand files and scrapers.
- Adjust string tensions to tune instruments, using hand tools and electronic tuning devices.
- Repair or replace musical instrument parts and components, such as strings, bridges, felts, and keys, using hand and power tools.
- String instruments, and adjust trusses and bridges of instruments to obtain specified string tensions and heights.
- Repair cracks in wood or metal instruments, using pinning wire, lathes, fillers, clamps, or soldering irons.
- Shape old parts and replacement parts to improve tone or intonation, using hand tools, lathes, or soldering irons.
- Adjust felt hammers on pianos to increase tonal mellowness or brilliance, using sanding paddles, lacquer, or needles.
- Repair breaks in percussion instruments, such as drums and cymbals, using drill presses, power saws, glue, clamps, grinding wheels, or other hand tools.
- Reassemble instruments following repair, using hand tools and power tools and glue, hair, yarn, resin, or clamps, and lubricate instruments as necessary.
- Compare instrument pitches with tuning tool pitches to tune instruments.
- Strike wood, fiberglass, or metal bars of instruments, and use tuned blocks, stroboscopes, or electronic tuners to evaluate tones made by instruments.
- Replace xylophone bars and wheels.
- Disassemble and repair mechanical control devices or valves, such as regulators, thermostats, or hydrants, using power tools, hand tools, and cutting torches.
- Turn valves to allow measured amounts of air or gas to pass through meters at specified flow rates.
- Vary air pressure flowing into regulators and turn handles to assess functioning of valves and pistons.
- Dismantle meters, and replace or adjust defective parts such as cases, shafts, gears, disks, and recording mechanisms, using soldering irons and hand tools.
- Make adjustments to meter components, such as setscrews or timing mechanisms, so that they conform to specifications.
- Lubricate wearing surfaces of mechanical parts, using oils or other lubricants.
- Calibrate instrumentation, such as meters, gauges, and regulators, for pressure, temperature, flow, and level.
- Turn meters on or off to establish or close service.
- Shut off service and notify repair crews when major repairs are required, such as the replacement of underground pipes or wiring.
- Connect regulators to test stands, and turn screw adjustments until gauges indicate that inlet and outlet pressures meet specifications.
- Replace defective parts, such as bellows, range springs, and toggle switches, and reassemble units according to blueprints, using cam presses and hand tools.
- Calibrate thermostats for specified temperature or pressure settings.
- Record maintenance information, including test results, material usage, and repairs made.
- Install, inspect and test electric meters, relays, and power sources to detect causes of malfunctions and inaccuracies, using hand tools and testing equipment.
- Test valves and regulators for leaks and accurate temperature and pressure settings, using precision testing equipment.
- Record meter readings and installation data on meter cards, work orders, or field service orders, or enter data into hand-held computers.
- Install regulators and related equipment such as gas meters, odorization units, and gas pressure telemetering equipment.
- Cut seats to receive new orifices, tap inspection ports, and perform other repairs to salvage usable materials, using hand tools and machine tools.
- Report hazardous field situations and damaged or missing meters.
- Examine valves or mechanical control device parts for defects, dents, or loose attachments, and mark malfunctioning areas of defective units.
- Mount and install meters and other electric equipment such as time clocks, transformers, and circuit breakers, using electricians' hand tools.
- Investigate instances of illegal tapping into service lines.
- Trace and tag meters or house lines.
- Repair electric meters and components, such as transformers and relays, and replace metering devices, dial glasses, and faulty or incorrect wiring, using hand tools.
- Recondition displacement type gas meters and governors, fabricating, machining, or modifying parts needed for repairs.
- Measure tolerances of assembled and salvageable parts for conformance to standards or specifications, using gauges, micrometers, and calipers.
- Clean internal compartments and moving parts, using rags and cleaning compounds.
- Disconnect or remove defective or unauthorized meters, using hand tools.
- Reassemble repaired equipment, and solder top, front, and back case panels in place, using soldering guns, power tools, and hand tools.
- Attach air hoses to meter inlets, plug outlets, and observe gauges for pressure losses to test internal seams for leaks.
- Recommend and write up specifications for changes in hardware, such as house wiring.
- Clamp regulator units into vises on stages above water tanks, and attach compressed air hoses to intake ports.
- Repair leaks in valve seats or bellows of automotive heater thermostats, using soft solder, flux, and acetylene torches.
- Collect money due on delinquent accounts.
- Splice and connect cables from meters or current transformers to pull boxes or switchboards, using hand tools.
- Attach pressurized meters to fixtures which submerge them in water, and observe meters for leaks.
- Advise customers on proper installation of valves or regulators and related equipment.
- Clean plant growth, scale, paint, soil, or rust from meter housings, using wire brushes, scrapers, buffers, sandblasters, or cleaning compounds.
- Connect hoses from provers to meter inlets and outlets, and raise prover bells until prover gauges register zero.
- Disassemble and repair mechanical control devices or valves, such as regulators, thermostats, or hydrants, using power tools, hand tools, and cutting torches.
- Turn valves to allow measured amounts of air or gas to pass through meters at specified flow rates.
- Vary air pressure flowing into regulators and turn handles to assess functioning of valves and pistons.
- Dismantle meters, and replace or adjust defective parts such as cases, shafts, gears, disks, and recording mechanisms, using soldering irons and hand tools.
- Make adjustments to meter components, such as setscrews or timing mechanisms, so that they conform to specifications.
- Lubricate wearing surfaces of mechanical parts, using oils or other lubricants.
- Calibrate instrumentation, such as meters, gauges, and regulators, for pressure, temperature, flow, and level.
- Turn meters on or off to establish or close service.
- Shut off service and notify repair crews when major repairs are required, such as the replacement of underground pipes or wiring.
- Connect regulators to test stands, and turn screw adjustments until gauges indicate that inlet and outlet pressures meet specifications.
- Replace defective parts, such as bellows, range springs, and toggle switches, and reassemble units according to blueprints, using cam presses and hand tools.
- Calibrate thermostats for specified temperature or pressure settings.
- Adjust system controls to settings recommended by manufacturer to balance system.
- Repair or replace defective equipment, components, or wiring.
- Install, connect, or adjust thermostats, humidistats, or timers.
- Perform mechanical overhauls and refrigerant reclaiming.
- Repair or service heating, ventilating, and air conditioning (HVAC) systems to improve efficiency, such as by changing filters, cleaning ducts, and refilling non-toxic refrigerants.
- Test electrical circuits or components for continuity, using electrical test equipment.
- Comply with all applicable standards, policies, or procedures, such as safety procedures or the maintenance of a clean work area.
- Study blueprints, design specifications, or manufacturers' recommendations to ascertain the configuration of heating or cooling equipment components and to ensure the proper installation of components.
- Discuss heating or cooling system malfunctions with users to isolate problems or to verify that repairs corrected malfunctions.
- Connect heating or air conditioning equipment to fuel, water, or refrigerant source to form complete circuit.
- Recommend, develop, or perform preventive or general maintenance procedures, such as cleaning, power-washing, or vacuuming equipment, oiling parts, or changing filters.
- Inspect and test systems to verify system compliance with plans and specifications or to detect and locate malfunctions.
- Install or repair self-contained ground source heat pumps or hybrid ground or air source heat pumps to minimize carbon-based energy consumption and reduce carbon emissions.
- Install auxiliary components to heating or cooling equipment, such as expansion or discharge valves, air ducts, pipes, blowers, dampers, flues, or stokers.
- Braze or solder parts to repair defective joints and leaks.
- Lay out and connect electrical wiring between controls and equipment, according to wiring diagrams, using electrician's hand tools.
- Install expansion and control valves, using acetylene torches and wrenches.
- Measure, cut, thread, or bend pipe or tubing, using pipe fitter's tools.
- Mount compressor, condenser, and other components in specified locations on frames, using hand tools and acetylene welding equipment.
- Install dehumidifiers or related equipment for spaces that require cool, dry air to operate efficiently, such as computer rooms.
- Record and report time, materials, faults, deficiencies, or other unusual occurrences on work orders.
- Keep records of repairs and replacements made and causes of malfunctions.
- Cut or drill holes in floors, walls, or roof to install equipment, using power saws or drills.
- Estimate, order, pick up, deliver, and install materials and supplies needed to maintain equipment in good working condition.
- Schedule work with customers and initiate work orders, house requisitions, and orders from stock.
- Supervise and instruct assistants.
- Lay out reference points for installation of structural and functional components, using measuring instruments.
- Lift and align components into position, using hoist or block and tackle.
- Install or repair air purification systems, such as specialized filters or ultraviolet (UV) light purification systems.
- Test pipes, lines, components, and connections for leaks.
- Adjust system controls to settings recommended by manufacturer to balance system.
- Repair or replace defective equipment, components, or wiring.
- Install, connect, or adjust thermostats, humidistats, or timers.
- Perform mechanical overhauls and refrigerant reclaiming.
- Repair or service heating, ventilating, and air conditioning (HVAC) systems to improve efficiency, such as by changing filters, cleaning ducts, and refilling non-toxic refrigerants.
- Test and adjust repaired systems to meet manufacturers' performance specifications.
- Repair and service air conditioning, heating, engine cooling, and electrical systems.
- Overhaul or replace carburetors, blowers, generators, distributors, starters, and pumps.
- Repair or rebuild transmissions.
- Repair, reline, replace, and adjust brakes.
- Repair or replace parts such as pistons, rods, gears, valves, and bearings.
- Tune automobile engines to ensure proper and efficient functioning.
- Repair, replace, or adjust defective fuel injectors, carburetor parts, and gasoline filters.
- Install, adjust, or repair hydraulic or electromagnetic automatic lift mechanisms used to raise and lower automobile windows, seats, and tops.
- Inspect vehicles for damage and record findings so that necessary repairs can be made.
- Test drive vehicles and test components and systems, using equipment such as infrared engine analyzers, compression gauges, and computerized diagnostic devices.
- Review work orders and discuss work with supervisors.
- Estimate costs of vehicle repair.
- Confer with customers to obtain descriptions of vehicle problems and to discuss work to be performed and future repair requirements.
- Align vehicles' front ends.
- Align wheels, axles, frames, torsion bars, and steering mechanisms of automobiles, using special alignment equipment and wheel-balancing machines.
- Tear down, repair, and rebuild faulty assemblies, such as power systems, steering systems, and linkages.
- Perform routine and scheduled maintenance services, such as oil changes, lubrications, and tune-ups.
- Plan work procedures, using charts, technical manuals, and experience.
- Follow checklists to ensure all important parts are examined, including belts, hoses, steering systems, spark plugs, brake and fuel systems, wheel bearings, and other potentially troublesome areas.
- Maintain cleanliness of work area.
- Change spark plugs, fuel filters, air filters, and batteries in hybrid electric vehicles.
- Disassemble units and inspect parts for wear, using micrometers, calipers, and gauges.
- Test electronic computer components in automobiles to ensure proper operation.
- Rewire ignition systems, lights, and instrument panels.
- Troubleshoot fuel, ignition, and emissions control systems, using electronic testing equipment.
- Conduct visual inspections of compressed natural gas fuel systems to identify cracks, gouges, abrasions, discoloration, broken fibers, loose brackets, damaged gaskets, or other problems.
- Rebuild parts, such as crankshafts and cylinder blocks.
- Diagnose and replace or repair engine management systems or related sensors for flexible fuel vehicles (FFVs) with ignition timing, fuel rate, alcohol concentration, or air-to-fuel ratio malfunctions.
- Retrofit vehicle fuel systems with aftermarket products, such as vapor transfer devices, evaporation control devices, swirlers, lean burn devices, and friction reduction devices, to enhance combustion and fuel efficiency.
- Test and adjust repaired systems to meet manufacturers' performance specifications.
- Repair and service air conditioning, heating, engine cooling, and electrical systems.
- Overhaul or replace carburetors, blowers, generators, distributors, starters, and pumps.
- Repair or rebuild transmissions.
- Repair, reline, replace, and adjust brakes.
- Repair or replace parts such as pistons, rods, gears, valves, and bearings.
- Tune automobile engines to ensure proper and efficient functioning.
- Repair, replace, or adjust defective fuel injectors, carburetor parts, and gasoline filters.
- Install, adjust, or repair hydraulic or electromagnetic automatic lift mechanisms used to raise and lower automobile windows, seats, and tops.
- Check antenna positioning to ensure specified azimuths or mechanical tilts and adjust as necessary.
- Perform maintenance or repair work on existing tower equipment, using hand or power tools.
- Install, adjust, and repair stationary and mobile radio transmitting and receiving equipment and two-way radio communication systems.
- Monitor radio range stations to detect transmission flaws and adjust controls to eliminate flaws.
- Replace existing antennas with new antennas as directed.
- Calibrate and align components, using scales, gauges, and other measuring instruments.
- Insert plugs into receptacles and bolt or screw leads to terminals to connect equipment to power sources, using hand tools.
- Turn setscrews to adjust receivers for maximum sensitivity and transmitters for maximum output.
- Inspect completed work to ensure all hardware is tight, antennas are level, hangers are properly fastened, proper support is in place, or adequate weather proofing has been installed.
- Run appropriate power, ground, or coaxial cables.
- Test operation of tower transmission components, using sweep testing tools or software.
- Install all necessary transmission equipment components, including antennas or antenna mounts, surge arrestors, transmission lines, connectors, or tower-mounted amplifiers (TMAs).
- Read work orders, blueprints, plans, datasheets or site drawings to determine work to be done.
- Bolt equipment into place, using hand or power tools.
- Install, connect, or test underground or aboveground grounding systems.
- Complete reports related to project status, progress, or other work details, using computer software.
- Transport equipment to work sites, using utility trucks and equipment trailers.
- Take site survey photos or photos of work performed, using digital cameras.
- Climb towers to access components, using safety equipment, such as full-body harnesses.
- Climb communication towers to install, replace, or repair antennas or auxiliary equipment used to transmit and receive radio waves.
- Lift equipment into position, using cranes and rigging tools or equipment, such as gin poles.
- Locate tower sites where work is to be performed, using mapping software.
- Install or repair tower lighting components, including strobes, beacons, or lighting controllers.
- Examine malfunctioning radio equipment to locate defects such as loose connections, broken wires, or burned-out components, using schematic diagrams and test equipment.
- Mount equipment on transmission towers and in vehicles such as ships or ambulances.
- Remove and replace defective components and parts such as conductors, resistors, semiconductors, and integrated circuits, using soldering irons, wire cutters, and hand tools.
- Repair circuits, wiring, and soldering, using soldering irons and hand tools to install parts and adjust connections.
- Test batteries, using hydrometers and ammeters, and charge batteries as necessary.
- Test emergency transmitters to ensure their readiness for immediate use.
- Test equipment functions such as signal strength and quality, transmission capacity, interference, and signal delay, using equipment such as oscilloscopes, circuit analyzers, frequency meters, and wattmeters.
- Check antenna positioning to ensure specified azimuths or mechanical tilts and adjust as necessary.
- Perform maintenance or repair work on existing tower equipment, using hand or power tools.
- Install, adjust, and repair stationary and mobile radio transmitting and receiving equipment and two-way radio communication systems.
- Monitor radio range stations to detect transmission flaws and adjust controls to eliminate flaws.
- Replace existing antennas with new antennas as directed.
- Calibrate and align components, using scales, gauges, and other measuring instruments.
- Insert plugs into receptacles and bolt or screw leads to terminals to connect equipment to power sources, using hand tools.
- Turn setscrews to adjust receivers for maximum sensitivity and transmitters for maximum output.
- Monitor and adjust operations of geothermal power plant equipment or systems.
- Adjust power production systems to meet load and distribution demands.
- Install and maintain geothermal plant electrical protection equipment.
- Install and maintain geothermal system instrumentation or controls.
- Identify and correct malfunctions of geothermal plant equipment, electrical systems, instrumentation, or controls.
- Maintain, calibrate, or repair plant instrumentation, control, and electronic devices in geothermal plants.
- Prepare and maintain logs, reports, or other documentation of work performed.
- Collect and record data associated with operating geothermal power plants or well fields.
- Determine whether emergency or auxiliary systems will be needed to keep properties heated or cooled in extreme weather conditions.
- Perform pre- and post-installation pressure, flow, and related tests of vertical and horizontal geothermal loop piping.
- Identify equipment options, such as compressors, and make appropriate selections.
- Maintain electrical switchgear, process controls, transmitters, gauges, and control equipment in accordance with geothermal plant procedures.
- Calculate heat loss and heat gain factors for residential properties to determine heating and cooling required by installed geothermal systems.
- Design and lay out geothermal heat systems according to property characteristics, heating and cooling requirements, piping and equipment requirements, applicable regulations, or other factors.
- Prepare newly installed geothermal heat systems for operation by flushing, purging, or other actions.
- Weld piping, such as high density polyethylene (HDPE) piping, using techniques such as butt, socket, side-wall, and electro-fusion welding.
- Test water sources for factors, such as flow volume and contaminant presence.
- Install, maintain, or repair ground or water source-coupled heat pumps to heat and cool residential or commercial building air or water.
- Integrate hot water heater systems with geothermal heat exchange systems.
- Determine the type of geothermal loop system most suitable to a specific property and its heating and cooling needs.
- Dig trenches for system piping to appropriate depths and lay piping in trenches.
- Apply coatings or operate systems to mitigate corrosion of geothermal plant equipment or structures.
- Backfill piping trenches to protect pipes from damage.
- Operate equipment, such as excavators, backhoes, rock hammers, trench compactors, pavement saws, grout mixers or pumps, geothermal loop reels, and coil tubing units (CTU).
- Monitor and adjust operations of geothermal power plant equipment or systems.
- Adjust power production systems to meet load and distribution demands.
- Install and maintain geothermal plant electrical protection equipment.
- Install and maintain geothermal system instrumentation or controls.
- Identify and correct malfunctions of geothermal plant equipment, electrical systems, instrumentation, or controls.
- Maintain, calibrate, or repair plant instrumentation, control, and electronic devices in geothermal plants.
- Adjust working parts, such as fan belts, contacts, and springs, using hand tools and gauges.
- Verify and adjust alignments and dimensions of parts, using gauges and tracing lathes.
- Set machinery for proper performance, using computers.
- Lubricate moving parts.
- Remove and replace defective parts such as coil leads, carbon brushes, and wires, using soldering equipment.
- Drain and filter transformer oil and refill transformers with oil until coils are submerged.
- Sharpen tools such as saws, picks, shovels, screwdrivers, and scoops, either manually or by using bench grinders and emery wheels.
- Inspect and test equipment to locate damage or worn parts and diagnose malfunctions, or read work orders or schematic drawings to determine required repairs.
- Reassemble repaired electric motors to specified requirements and ratings, using hand tools and electrical meters.
- Measure velocity, horsepower, revolutions per minute (rpm), amperage, circuitry, and voltage of units or parts to diagnose problems, using ammeters, voltmeters, wattmeters, and other testing devices.
- Repair and rebuild defective mechanical parts in electric motors, generators, and related equipment, using hand tools and power tools.
- Lift units or parts such as motors or generators, using cranes or chain hoists, or signal crane operators to lift heavy parts or subassemblies.
- Record repairs required, parts used, and labor time.
- Disassemble defective equipment so that repairs can be made, using hand tools.
- Read service guides to find information needed to perform repairs.
- Inspect electrical connections, wiring, relays, charging resistance boxes, and storage batteries, following wiring diagrams.
- Scrape and clean units or parts, using cleaning solvents and equipment such as buffing wheels.
- Weld, braze, or solder electrical connections.
- Steam-clean polishing and buffing wheels to remove abrasives and bonding materials, and spray, brush, or recoat surfaces as necessary.
- Test equipment for overheating, using speed gauges and thermometers.
- Reface, ream, and polish commutators and machine parts to specified tolerances, using machine tools.
- Maintain stocks of parts.
- Cut and form insulation, and insert insulation into armature, rotor, or stator slots.
- Assemble electrical parts such as alternators, generators, starting devices, and switches, following schematic drawings and using hand, machine, and power tools.
- Solder, wrap, and coat wires to ensure proper insulation.
- Rewire electrical systems, and repair or replace electrical accessories.
- Clean cells, cell assemblies, glassware, leads, electrical connections, and battery poles, using scrapers, steam, water, emery cloths, power grinders, or acid.
- Rewind coils on cores in slots, or make replacement coils, using coil-winding machines.
- Test conditions, fluid levels, and specific gravities of electrolyte cells, using voltmeters, hydrometers, and thermometers.
- Add water or acid to battery cell solutions to obtain specified concentrations.
- Pour compounds into transformer-case terminal openings to seal out moisture.
- Hammer out dents and twists in tools and equipment.
- Seal joints with putty, mortar, and asbestos, using putty extruders and knives.
- Repair and operate battery-charging equipment.
- Inspect batteries for structural defects such as dented cans, damaged carbon rods and terminals, and defective seals.
- Test battery charges, and replace or recharge batteries as necessary.
- Bolt porcelain insulators to wood parts to assemble hot stools.
- Position and level battery cells, anodes, or cathodes, using hoists or leveling jacks, or signal other workers to perform positioning and leveling.
- Clean, rinse, and dry transformer cases, using boiling water, scrapers, solvents, hoses, and cloths.
- Adjust working parts, such as fan belts, contacts, and springs, using hand tools and gauges.
- Verify and adjust alignments and dimensions of parts, using gauges and tracing lathes.
- Set machinery for proper performance, using computers.
- Lubricate moving parts.
- Remove and replace defective parts such as coil leads, carbon brushes, and wires, using soldering equipment.
- Drain and filter transformer oil and refill transformers with oil until coils are submerged.
- Sharpen tools such as saws, picks, shovels, screwdrivers, and scoops, either manually or by using bench grinders and emery wheels.
- Fill machines with products, ingredients, money, and other supplies.
- Adjust and repair coin, vending, or amusement machines and meters and replace defective mechanical and electrical parts, using hand tools, soldering irons, and diagrams.
- Adjust machine pressure gauges and thermostats.
- Replace malfunctioning parts, such as worn magnetic heads on automatic teller machine (ATM) card readers.
- Clean and oil machine parts.
- Inspect machines and meters to determine causes of malfunctions and fix minor problems such as jammed bills or stuck products.
- Test machines to determine proper functioning.
- Maintain records of machine maintenance and repair.
- Order parts needed for machine repairs.
- Record transaction information on forms or logs, and notify designated personnel of discrepancies.
- Keep records of merchandise distributed and money collected.
- Collect coins and bills from machines, prepare invoices, and settle accounts with concessionaires.
- Make service calls to maintain and repair machines.
- Prepare repair cost estimates.
- Disassemble and assemble machines, according to specifications and using hand and power tools.
- Contact other repair personnel or make arrangements for the removal of machines in cases where major repairs are required.
- Transport machines to installation sites.
- Refer to manuals and wiring diagrams to gather information needed to repair machines.
- Install machines, making the necessary water and electrical connections in compliance with codes.
- Fill machines with products, ingredients, money, and other supplies.
- Adjust and repair coin, vending, or amusement machines and meters and replace defective mechanical and electrical parts, using hand tools, soldering irons, and diagrams.
- Adjust machine pressure gauges and thermostats.
- Replace malfunctioning parts, such as worn magnetic heads on automatic teller machine (ATM) card readers.
- Clean and oil machine parts.
- Repair, adjust, or replace electrical or mechanical components or parts, using hand tools, power tools, or soldering or welding equipment.
- Clean, oil, or adjust mechanical parts to maintain machines' operating efficiency and to prevent breakdowns.
- Fill machines with toners, inks, or other duplicating fluids.
- Align, adjust, or calibrate equipment according to specifications.
- Calibrate testing instruments.
- Reassemble machines after making repairs or replacing parts.
- Converse with customers to determine details of equipment problems.
- Disassemble machines to examine parts, such as wires, gears, or bearings for wear or defects, using hand or power tools and measuring devices.
- Advise customers concerning equipment operation, maintenance, or programming.
- Travel to customers' stores or offices to service machines or to provide emergency repair service.
- Maintain parts inventories and order any additional parts needed for repairs.
- Operate machines to test functioning of parts or mechanisms.
- Reinstall software programs or adjust settings on existing software to fix machine malfunctions.
- Maintain records of equipment maintenance work or repairs.
- Test new systems to ensure that they are in working order.
- Complete repair bills, shop records, time cards, or expense reports.
- Install and configure new equipment, including operating software or peripheral equipment.
- Analyze equipment performance records to assess equipment functioning.
- Read specifications, such as blueprints, charts, or schematics, to determine machine settings or adjustments.
- Update existing equipment, performing tasks such as installing updated circuit boards or additional memory.
- Test components or circuits of faulty equipment to locate defects, using oscilloscopes, signal generators, ammeters, voltmeters, or special diagnostic software programs.
- Assemble machines according to specifications, using hand or power tools and measuring devices.
- Lay cable and hook up electrical connections between machines, power sources, and phone lines.
- Enter information into computers to copy programs from one electronic component to another or to draw, modify, or store schematics.
- Train new repairers.
- Repair, adjust, or replace electrical or mechanical components or parts, using hand tools, power tools, or soldering or welding equipment.
- Clean, oil, or adjust mechanical parts to maintain machines' operating efficiency and to prevent breakdowns.
- Fill machines with toners, inks, or other duplicating fluids.
- Align, adjust, or calibrate equipment according to specifications.
- Calibrate testing instruments.
- Adjust functional parts of devices or control instruments, using hand tools, levels, plumb bobs, or straightedges.
- Maintain or repair specialized equipment or machinery located in cafeterias, laundries, hospitals, stores, offices, or factories.
- Perform routine maintenance on boilers, such as replacing burners or hoses, installing replacement parts, or reinforcing structural weaknesses to ensure optimal boiler efficiency.
- Perform routine maintenance, such as inspecting drives, motors, or belts, checking fluid levels, replacing filters, or doing other preventive maintenance actions.
- Clean or lubricate shafts, bearings, gears, or other parts of machinery.
- Inspect, operate, or test machinery or equipment to diagnose machine malfunctions.
- Order parts, supplies, or equipment from catalogs or suppliers.
- Diagnose mechanical problems and determine how to correct them, checking blueprints, repair manuals, or parts catalogs, as necessary.
- Design new equipment to aid in the repair or maintenance of machines, mechanical equipment, or building structures.
- Assemble, install, or repair wiring, electrical or electronic components, pipe systems, plumbing, machinery, or equipment.
- Estimate costs to repair machinery, equipment, or building structures.
- Align and balance new equipment after installation.
- Record type and cost of maintenance or repair work.
- Dismantle machines, equipment, or devices to access and remove defective parts, using hoists, cranes, hand tools, or power tools.
- Plan and lay out repair work, using diagrams, drawings, blueprints, maintenance manuals, or schematic diagrams.
- Install equipment to improve the energy or operational efficiency of residential or commercial buildings.
- Set up and operate machine tools to repair or fabricate machine parts, jigs, fixtures, or tools.
- Perform general cleaning of buildings or properties.
- Train or manage maintenance personnel or subcontractors.
- Fabricate or repair counters, benches, partitions, or other wooden structures, such as sheds or outbuildings.
- Paint or repair roofs, windows, doors, floors, woodwork, plaster, drywall, or other parts of building structures.
- Test and treat water supply.
- Provide groundskeeping services, such as landscaping or snow removal.
- Operate cutting torches or welding equipment to cut or join metal parts.
- Inspect used parts to determine changes in dimensional requirements, using rules, calipers, micrometers, or other measuring instruments.
- Assemble boilers at installation sites, using tools such as levels, plumb bobs, hammers, torches, or other hand tools.
- Lay brick to repair or maintain buildings, walls, arches, or other structures.
- Position, attach, or blow insulating materials to prevent energy losses from buildings, pipes, or other structures or objects.
- Grind and reseat valves, using valve-grinding machines.
- Repair machines, equipment, or structures, using tools such as hammers, hoists, saws, drills, wrenches, or equipment such as precision measuring instruments or electrical or electronic testing devices.
- Adjust functional parts of devices or control instruments, using hand tools, levels, plumb bobs, or straightedges.
- Maintain or repair specialized equipment or machinery located in cafeterias, laundries, hospitals, stores, offices, or factories.
- Perform routine maintenance on boilers, such as replacing burners or hoses, installing replacement parts, or reinforcing structural weaknesses to ensure optimal boiler efficiency.
- Perform routine maintenance, such as inspecting drives, motors, or belts, checking fluid levels, replacing filters, or doing other preventive maintenance actions.
- Clean or lubricate shafts, bearings, gears, or other parts of machinery.
- Service and repair domestic electrical or gas appliances, such as clothes washers, refrigerators, stoves, and dryers.
- Reassemble units after repairs are made, making adjustments and cleaning and lubricating parts as needed.
- Set appliance thermostats, and check to ensure that they are functioning properly.
- Replace worn and defective parts such as switches, bearings, transmissions, belts, gears, circuit boards, or defective wiring.
- Clean, lubricate, and touch up minor defects on newly installed or repaired appliances.
- Bill customers for repair work, and collect payment.
- Observe and examine appliances during operation to detect specific malfunctions such as loose parts or leaking fluid.
- Talk to customers or refer to work orders to establish the nature of appliance malfunctions.
- Refer to schematic drawings, product manuals, and troubleshooting guides to diagnose and repair problems.
- Trace electrical circuits, following diagrams, and conduct tests with circuit testers and other equipment to locate shorts and grounds.
- Provide repair cost estimates, and recommend whether appliance repair or replacement is a better choice.
- Disassemble appliances so that problems can be diagnosed and repairs can be made.
- Respond to emergency calls for problems such as gas leaks.
- Record maintenance and repair work performed on appliances.
- Test and examine gas pipelines and equipment to locate leaks and faulty connections, and to determine the pressure and flow of gas.
- Light and adjust pilot lights on gas stoves, and examine valves and burners for gas leakage and specified flame.
- Instruct customers regarding operation and care of appliances, and provide information such as emergency service numbers.
- Contact supervisors or offices to receive repair assignments.
- Maintain stocks of parts used in on-site installation, maintenance, and repair of appliances.
- Level refrigerators, adjust doors, and connect water lines to water pipes for ice makers and water dispensers, using hand tools.
- Observe and test operation of appliances following installation, and make any initial installation adjustments that are necessary.
- Install appliances such as refrigerators, washing machines, and stoves.
- Level washing machines and connect hoses to water pipes, using hand tools.
- Clean and reinstall parts.
- Conserve, recover, and recycle refrigerants used in cooling systems.
- Install gas pipes and water lines to connect appliances to existing gas lines or plumbing.
- Take measurements to determine if appliances will fit in installation locations, performing minor carpentry work when necessary to ensure proper installation.
- Measure, cut, and thread pipe, and connect it to feeder lines and equipment or appliances, using rules and hand tools.
- Assemble new or reconditioned appliances.
- Disassemble and reinstall existing kitchen cabinets, or assemble and install prefabricated kitchen cabinets and trim in conjunction with appliance installation.
- Hang steel supports from beams or joists to hold hoses, vents, and gas pipes in place.
- Service and repair domestic electrical or gas appliances, such as clothes washers, refrigerators, stoves, and dryers.
- Reassemble units after repairs are made, making adjustments and cleaning and lubricating parts as needed.
- Set appliance thermostats, and check to ensure that they are functioning properly.
- Replace worn and defective parts such as switches, bearings, transmissions, belts, gears, circuit boards, or defective wiring.
- Clean, lubricate, and touch up minor defects on newly installed or repaired appliances.
- Adjust timing regulators, using truing calipers, watch-rate recorders, and tweezers.
- Repair or replace broken, damaged, or worn parts on timepieces, using lathes, drill presses, and hand tools.
- Perform regular adjustment and maintenance on timepieces, watch cases, and watch bands.
- Oil moving parts of timepieces.
- Clean, rinse, and dry timepiece parts, using solutions and ultrasonic or mechanical watch-cleaning machines.
- Reassemble timepieces, replacing glass faces and batteries, before returning them to customers.
- Disassemble timepieces and inspect them for defective, worn, misaligned, or rusty parts, using loupes.
- Estimate repair costs and timepiece values.
- Test timepiece accuracy and performance, using meters and other electronic instruments.
- Order supplies, including replacement parts, for timing instruments.
- Gather information from customers about a timepiece's problems and its service history.
- Test and replace batteries and other electronic components.
- Record quantities and types of timepieces repaired, serial and model numbers of items, work performed, and charges for repairs.
- Demagnetize mechanisms, using demagnetizing machines.
- Fabricate parts for watches and clocks, using small lathes and other machines.
- Adjust timing regulators, using truing calipers, watch-rate recorders, and tweezers.
- Repair or replace broken, damaged, or worn parts on timepieces, using lathes, drill presses, and hand tools.
- Perform regular adjustment and maintenance on timepieces, watch cases, and watch bands.
- Oil moving parts of timepieces.
- Conduct preventative maintenance and repair, and lubricate machines and equipment.
- Replace defective parts of machine, or adjust clearances and alignment of moving parts.
- Weld, repair, and fabricate equipment or machinery.
- Insert shims, adjust tension on nuts and bolts, or position parts, using hand tools and measuring instruments, to set specified clearances between moving and stationary parts.
- Level bedplate and establish centerline, using straightedge, levels, and transit.
- Align machines or equipment, using hoists, jacks, hand tools, squares, rules, micrometers, lasers, or plumb bobs.
- Assemble and install equipment, using hand tools and power tools.
- Signal crane operator to lower basic assembly units to bedplate, and align unit to centerline.
- Attach moving parts and subassemblies to basic assembly unit, using hand tools and power tools.
- Assemble machines, and bolt, weld, rivet, or otherwise fasten them to foundation or other structures, using hand tools and power tools.
- Lay out mounting holes, using measuring instruments, and drill holes with power drill.
- Position steel beams to support bedplates of machines and equipment, using blueprints and schematic drawings to determine work procedures.
- Shrink-fit bushings, sleeves, rings, liners, gears, and wheels to specified items, using portable gas heating equipment.
- Move machinery and equipment, using hoists, dollies, rollers, and trucks.
- Dismantle machinery and equipment for shipment to installation site, performing installation and maintenance work as part of team.
- Dismantle machines, using hammers, wrenches, crowbars, and other hand tools.
- Fabricate and dismantle parts, equipment, and machines, using a cutting torch or other cutting equipment.
- Bolt parts, such as side and deck plates, jaw plates, and journals, to basic assembly unit.
- Construct foundation for machines, using hand tools and building materials such as wood, cement, and steel.
- Install robot and modify its program, using teach pendant.
- Troubleshoot equipment, electrical components, hydraulics, or other mechanical systems.
- Connect power unit to machines or steam piping to equipment, and test unit to evaluate its mechanical operation.
- Operate engine lathe to grind, file, and turn machine parts to dimensional specifications.
- Conduct preventative maintenance and repair, and lubricate machines and equipment.
- Replace defective parts of machine, or adjust clearances and alignment of moving parts.
- Weld, repair, and fabricate equipment or machinery.
- Insert shims, adjust tension on nuts and bolts, or position parts, using hand tools and measuring instruments, to set specified clearances between moving and stationary parts.
- Maintain, repair, and rebuild aircraft structures, functional components, and parts, such as wings and fuselage, rigging, hydraulic units, oxygen systems, fuel systems, electrical systems, gaskets, or seals.
- Replace or repair worn, defective, or damaged components, using hand tools, gauges, and testing equipment.
- Remove, inspect, repair, and install in-flight refueling stores and external fuel tanks.
- Service and maintain aircraft and related apparatus by performing activities such as flushing crankcases, cleaning screens, and or moving parts.
- Examine and inspect aircraft components, including landing gear, hydraulic systems, and deicers to locate cracks, breaks, leaks, or other problems.
- Conduct routine and special inspections as required by regulations.
- Inspect completed work to certify that maintenance meets standards and that aircraft are ready for operation.
- Read and interpret maintenance manuals, service bulletins, and other specifications to determine the feasibility and method of repairing or replacing malfunctioning or damaged components.
- Maintain repair logs, documenting all preventive and corrective aircraft maintenance.
- Modify aircraft structures, space vehicles, systems, or components, following drawings, schematics, charts, engineering orders, and technical publications.
- Inspect airframes for wear or other defects.
- Measure parts for wear, using precision instruments.
- Obtain fuel and oil samples and check them for contamination.
- Read and interpret pilots' descriptions of problems to diagnose causes.
- Test operation of engines and other systems, using test equipment, such as ignition analyzers, compression checkers, distributor timers, or ammeters.
- Measure the tension of control cables.
- Spread plastic film over areas to be repaired to prevent damage to surrounding areas.
- Remove or install aircraft engines, using hoists or forklift trucks.
- Assemble and install electrical, plumbing, mechanical, hydraulic, and structural components and accessories, using hand or power tools.
- Locate and mark dimensions and reference lines on defective or replacement parts, using templates, scribes, compasses, and steel rules.
- Fabricate defective sections or parts, using metal fabricating machines, saws, brakes, shears, and grinders.
- Reassemble engines following repair or inspection and reinstall engines in aircraft.
- Clean, refuel, and change oil in line service aircraft.
- Trim and shape replacement body sections to specified sizes and fits and secure sections in place, using adhesives, hand tools, and power tools.
- Accompany aircraft on flights to make in-flight adjustments and corrections.
- Remove or cut out defective parts or drill holes to gain access to internal defects or damage, using drills and punches.
- Install and align repaired or replacement parts for subsequent riveting or welding, using clamps and wrenches.
- Inventory and requisition or order supplies, parts, materials, and equipment.
- Clean, strip, prime, and sand structural surfaces and materials to prepare them for bonding.
- Communicate with other workers to coordinate fitting and alignment of heavy parts, or to facilitate processing of repair parts.
- Examine engines through specially designed openings while working from ladders or scaffolds, or use hoists or lifts to remove the entire engine from an aircraft.
- Check for corrosion, distortion, and invisible cracks in the fuselage, wings, and tail, using x-ray and magnetic inspection equipment.
- Disassemble engines and inspect parts, such as turbine blades or cylinders, for corrosion, wear, warping, cracks, and leaks, using precision measuring instruments, x-rays, and magnetic inspection equipment.
- Cure bonded structures, using portable or stationary curing equipment.
- Listen to operating engines to detect and diagnose malfunctions, such as sticking or burned valves.
- Clean engines, sediment bulk and screens, and carburetors, adjusting carburetor float levels.
- Determine repair limits for engine hot section parts.
- Prepare and paint aircraft surfaces.
- Maintain, repair, and rebuild aircraft structures, functional components, and parts, such as wings and fuselage, rigging, hydraulic units, oxygen systems, fuel systems, electrical systems, gaskets, or seals.
- Replace or repair worn, defective, or damaged components, using hand tools, gauges, and testing equipment.
- Remove, inspect, repair, and install in-flight refueling stores and external fuel tanks.
- Service and maintain aircraft and related apparatus by performing activities such as flushing crankcases, cleaning screens, and or moving parts.
- Repair or maintain the operating condition of industrial production or processing machinery or equipment.
- Repair or replace broken or malfunctioning components of machinery or equipment.
- Clean, lubricate, or adjust parts, equipment, or machinery.
- Disassemble machinery or equipment to remove parts and make repairs.
- Reassemble equipment after completion of inspections, testing, or repairs.
- Examine parts for defects, such as breakage or excessive wear.
- Record repairs and maintenance performed.
- Operate newly repaired machinery or equipment to verify the adequacy of repairs.
- Record parts or materials used and order or requisition new parts or materials, as necessary.
- Observe and test the operation of machinery or equipment to diagnose malfunctions, using voltmeters or other testing devices.
- Analyze test results, machine error messages, or information obtained from operators to diagnose equipment problems.
- Study blueprints or manufacturers' manuals to determine correct installation or operation of machinery.
- Cut and weld metal to repair broken metal parts, fabricate new parts, or assemble new equipment.
- Enter codes and instructions to program computer-controlled machinery.
- Demonstrate equipment functions and features to machine operators.
- Assign schedules to work crews.
- Repair or maintain the operating condition of industrial production or processing machinery or equipment.
- Repair or replace broken or malfunctioning components of machinery or equipment.
- Clean, lubricate, or adjust parts, equipment, or machinery.
- Clean and maintain tools, test equipment, and motor vehicles.
- Adjust or modify equipment to enhance equipment performance or to respond to customer requests.
- Perform routine maintenance on equipment, including adjusting and lubricating components and painting worn or exposed areas.
- Demonstrate equipment to customers and explain its use, responding to any inquiries or complaints.
- Test circuits and components of malfunctioning telecommunications equipment to isolate sources of malfunctions, using test meters, circuit diagrams, polarity probes, and other hand tools.
- Test repaired, newly installed, or updated equipment to ensure that it functions properly and conforms to specifications, using test equipment and observation.
- Climb poles and ladders, use truck-mounted booms, and enter areas such as manholes and cable vaults to install, maintain, or inspect equipment.
- Assemble and install communication equipment such as data and telephone communication lines, wiring, switching equipment, wiring frames, power apparatus, computer systems, and networks.
- Run wires between components and to outside cable systems, connecting them to wires from telephone poles or underground cable accesses.
- Test connections to ensure that power supplies are adequate and that communications links function.
- Note differences in wire and cable colors so that work can be performed correctly.
- Inspect equipment on a regular basis to ensure proper functioning.
- Collaborate with other workers to locate and correct malfunctions.
- Remove loose wires and other debris after work is completed.
- Repair or replace faulty equipment, such as defective and damaged telephones, wires, switching system components, and associated equipment.
- Maintain computer and manual records pertaining to facilities and equipment.
- Communicate with bases, using telephones or two-way radios to receive instructions or technical advice, or to report equipment status.
- Remove and remake connections to change circuit layouts, following work orders or diagrams.
- Perform database verifications, using computers.
- Request support from technical service centers when on-site procedures fail to solve installation or maintenance problems.
- Analyze test readings, computer printouts, and trouble reports to determine equipment repair needs and required repair methods.
- Remove and replace plug-in circuit equipment.
- Refer to manufacturers' manuals to obtain maintenance instructions pertaining to specific malfunctions.
- Dig holes or trenches as necessary for equipment installation and access.
- Review manufacturer's instructions, manuals, technical specifications, building permits, and ordinances to determine communication equipment requirements and procedures.
- Drive crew trucks to and from work areas.
- Route and connect cables and lines to switches, switchboard equipment, and distributing frames, using wire-wrap guns or soldering irons to connect wires to terminals.
- Designate cables available for use.
- Diagnose and correct problems from remote locations, using special switchboards to find the sources of problems.
- Program computerized switches and switchboards to provide requested features.
- Enter codes needed to correct electronic switching system programming.
- Examine telephone transmission facilities to determine requirements for new or additional telephone services.
- Measure distances from landmarks to identify exact installation sites for equipment.
- Install updated software and programs that maintain existing software or provide requested features, such as time-correlated call routing.
- Determine viability of sites through observation, and discuss site locations and construction requirements with customers.
- Install telephone station equipment, such as intercommunication systems, transmitters, receivers, relays, and ringers, and related apparatus, such as coin collectors, telephone booths, and switching-key equipment.
- Clean switches and replace contact points, using vacuum hoses, solvents, and hand tools.
- Provide input into the design and manufacturing of new equipment.
- Address special issues or situations, such as illegal or unauthorized use of equipment, or cases of electrical or acoustic shock.
- Place intercept circuits on terminals to handle vacant lines in central office installations.
- Clean and maintain tools, test equipment, and motor vehicles.
- Adjust or modify equipment to enhance equipment performance or to respond to customer requests.
- Perform routine maintenance on equipment, including adjusting and lubricating components and painting worn or exposed areas.
- Test and repair track circuits.
- Install, inspect, maintain, and repair various railroad service equipment on the road or in the shop, including railroad signal systems.
- Tighten loose bolts, using wrenches, and test circuits and connections by opening and closing gates.
- Replace defective wiring, broken lenses, or burned-out light bulbs.
- Lubricate moving parts on gate-crossing mechanisms and swinging signals.
- Maintain high tension lines, de-energizing lines for power companies when repairs are requested.
- Inspect and test operation, mechanical parts, and circuitry of gate crossings, signals, and signal equipment such as interlocks and hotbox detectors.
- Inspect electrical units of railroad grade crossing gates and repair loose bolts and defective electrical connections and parts.
- Drive motor vehicles to job sites.
- Inspect switch-controlling mechanisms on trolley wires and in track beds, using hand tools and test equipment.
- Inspect, maintain, and replace batteries as needed.
- Record and report information about mileage or track inspected, repairs performed, and equipment requiring replacement.
- Clean lenses of lamps with cloths and solvents.
- Test air lines and air cylinders on pneumatically operated gates.
- Test and repair track circuits.
- Install, inspect, maintain, and repair various railroad service equipment on the road or in the shop, including railroad signal systems.
- Tighten loose bolts, using wrenches, and test circuits and connections by opening and closing gates.
- Replace defective wiring, broken lenses, or burned-out light bulbs.
- Lubricate moving parts on gate-crossing mechanisms and swinging signals.
- Maintain high tension lines, de-energizing lines for power companies when repairs are requested.
- Repair and maintain gasoline engines used to power equipment such as portable saws, lawn mowers, generators, and compressors.
- Repair or replace defective parts such as magnetos, water pumps, gears, pistons, and carburetors, using hand tools.
- Adjust points, valves, carburetors, distributors, and spark plug gaps, using feeler gauges.
- Perform routine maintenance such as cleaning and oiling parts, honing cylinders, and tuning ignition systems.
- Replace motors.
- Record repairs made, time spent, and parts used.
- Test and inspect engines to determine malfunctions, to locate missing and broken parts, and to verify repairs, using diagnostic instruments.
- Dismantle engines, using hand tools, and examine parts for defects.
- Reassemble engines after repair or maintenance work is complete.
- Obtain problem descriptions from customers, and prepare cost estimates for repairs.
- Show customers how to maintain equipment.
- Remove engines from equipment, and position and bolt engines to repair stands.
- Sell parts and equipment.
- Grind, ream, rebore, and re-tap parts to obtain specified clearances, using grinders, lathes, taps, reamers, boring machines, and micrometers.
- Repair and maintain gasoline engines used to power equipment such as portable saws, lawn mowers, generators, and compressors.
- Repair or replace defective parts such as magnetos, water pumps, gears, pistons, and carburetors, using hand tools.
- Adjust points, valves, carburetors, distributors, and spark plug gaps, using feeler gauges.
- Perform routine maintenance such as cleaning and oiling parts, honing cylinders, and tuning ignition systems.
- Replace motors.
- Adjust generators and replace faulty wiring, using hand tools and soldering irons.
- Repair or rework parts, using machine tools such as lathes, mills, drills, or grinders.
- Replace parts, such as gears, magneto points, piston rings, or spark plugs, and reassemble engines.
- Adjust carburetor mixtures, electrical point settings, or timing while motors are running in water-filled test tanks.
- Start motors and monitor performance for signs of malfunctioning, such as smoke, excessive vibration, or misfiring.
- Document inspection and test results and work performed or to be performed.
- Mount motors to boats, and operate boats at various speeds on waterways to conduct operational tests.
- Repair engine mechanical equipment, such as power tilts, bilge pumps, or power take-offs.
- Perform routine engine maintenance on motorboats, such as changing oil and filters.
- Idle motors and observe thermometers to determine the effectiveness of cooling systems.
- Inspect and repair or adjust propellers or propeller shafts.
- Set starter locks and align and repair steering or throttle controls, using gauges, screwdrivers, or wrenches.
- Disassemble and inspect motors to locate defective parts, using mechanic's hand tools and gauges.
- Adjust generators and replace faulty wiring, using hand tools and soldering irons.
- Repair or rework parts, using machine tools such as lathes, mills, drills, or grinders.
- Replace parts, such as gears, magneto points, piston rings, or spark plugs, and reassemble engines.
- Adjust carburetor mixtures, electrical point settings, or timing while motors are running in water-filled test tanks.
- Reassemble machines and equipment following repair, testing operation and making adjustments, as necessary.
- Repair or replace defective parts, using hand tools, milling and woodworking machines, lathes, welding equipment, grinders, or saws.
- Clean and lubricate parts.
- Tune or overhaul engines.
- Maintain, repair, and overhaul farm machinery and vehicles, such as tractors, harvesters, and irrigation systems.
- Dismantle defective machines for repair, using hand tools.
- Record details of repairs made and parts used.
- Test and replace electrical components and wiring, using test meters, soldering equipment, and hand tools.
- Examine and listen to equipment, read inspection reports, and confer with customers to locate and diagnose malfunctions.
- Drive trucks to haul tools and equipment for on-site repair of large machinery.
- Fabricate new metal parts, using drill presses, engine lathes, and other machine tools.
- Repair bent or torn sheet metal.
- Calculate bills according to record of repairs made, labor time, and parts used.
- Install and repair agricultural irrigation, plumbing, and sprinkler systems.
- Reassemble machines and equipment following repair, testing operation and making adjustments, as necessary.
- Repair or replace defective parts, using hand tools, milling and woodworking machines, lathes, welding equipment, grinders, or saws.
- Clean and lubricate parts.
- Tune or overhaul engines.
- Set up and operate machines, and adjust controls to regulate operations.
- Replace or repair metal, wood, leather, glass, or other lining in machines, or in equipment compartments or containers.
- Lubricate or apply adhesives or other materials to machines, machine parts, or other equipment according to specified procedures.
- Start machines and observe mechanical operation to determine efficiency and to detect problems.
- Read work orders and specifications to determine machines and equipment requiring repair or maintenance.
- Inspect or test damaged machine parts, and mark defective areas or advise supervisors of repair needs.
- Reassemble machines after the completion of repair or maintenance work.
- Dismantle machines and remove parts for repair, using hand tools, chain falls, jacks, cranes, or hoists.
- Install, replace, or change machine parts and attachments, according to production specifications.
- Collaborate with other workers to repair or move machines, machine parts, or equipment.
- Inventory and requisition machine parts, equipment, and other supplies so that stock can be maintained and replenished.
- Record production, repair, and machine maintenance information.
- Collect and discard worn machine parts and other refuse to maintain machinery and work areas.
- Clean machines and machine parts, using cleaning solvents, cloths, air guns, hoses, vacuums, or other equipment.
- Transport machine parts, tools, equipment, and other material between work areas and storage, using cranes, hoists, or dollies.
- Replace, empty, or replenish machine and equipment containers such as gas tanks or boxes.
- Remove hardened material from machines or machine parts, using abrasives, power and hand tools, jackhammers, sledgehammers, or other equipment.
- Measure, mix, prepare, and test chemical solutions used to clean or repair machinery and equipment.
- Set up and operate machines, and adjust controls to regulate operations.
- Replace or repair metal, wood, leather, glass, or other lining in machines, or in equipment compartments or containers.
- Lubricate or apply adhesives or other materials to machines, machine parts, or other equipment according to specified procedures.
- Perform scheduled preventive maintenance tasks, such as checking, cleaning, or repairing equipment, to detect and prevent problems.
- Repair or adjust equipment, machines, or defective components, replacing worn parts, such as gaskets or seals in watertight electrical equipment.
- Calibrate testing instruments and installed or repaired equipment to prescribed specifications.
- Test faulty equipment to diagnose malfunctions, using test equipment or software, and applying knowledge of the functional operation of electronic units and systems.
- Maintain equipment logs that record performance problems, repairs, calibrations, or tests.
- Set up and test industrial equipment to ensure that it functions properly.
- Inspect components of industrial equipment for accurate assembly and installation or for defects, such as loose connections or frayed wires.
- Install repaired equipment in various settings, such as industrial or military establishments.
- Operate equipment to demonstrate proper use or to analyze malfunctions.
- Enter information into computer to copy program or to draw, modify, or store schematics, applying knowledge of software package used.
- Consult with customers, supervisors, or engineers to plan layout of equipment or to resolve problems in system operation or maintenance.
- Maintain inventory of spare parts.
- Study blueprints, schematics, manuals, or other specifications to determine installation procedures.
- Examine work orders and converse with equipment operators to detect equipment problems and to ascertain whether mechanical or human errors contributed to the problems.
- Coordinate efforts with other workers involved in installing or maintaining equipment or components.
- Develop or modify industrial electronic devices, circuits, or equipment, according to available specifications.
- Determine feasibility of using standardized equipment or develop specifications for equipment required to perform additional functions.
- Advise management regarding customer satisfaction, product performance, or suggestions for product improvements.
- Send defective units to the manufacturer or to a specialized repair shop for repair.
- Sign overhaul documents for equipment replaced or repaired.
- Perform scheduled preventive maintenance tasks, such as checking, cleaning, or repairing equipment, to detect and prevent problems.
- Repair or adjust equipment, machines, or defective components, replacing worn parts, such as gaskets or seals in watertight electrical equipment.
- Calibrate testing instruments and installed or repaired equipment to prescribed specifications.
- Perform preventive maintenance or service, such as cleaning, lubricating, or adjusting equipment.
- Repair shop equipment, metal furniture, or hospital equipment, including welding broken parts or replacing missing parts, or bring item into local shop for major repairs.
- Test or calibrate components or equipment, following manufacturers' manuals and troubleshooting techniques, using hand tools, power tools, or measuring devices.
- Inspect, test, or troubleshoot malfunctioning medical or related equipment, following manufacturers' specifications and using test and analysis instruments.
- Keep records of maintenance, repair, and required updates of equipment.
- Disassemble malfunctioning equipment and remove, repair, or replace defective parts, such as motors, clutches, or transformers.
- Examine medical equipment or facility's structural environment and check for proper use of equipment to protect patients and staff from electrical or mechanical hazards and to ensure compliance with safety regulations.
- Install medical equipment.
- Test, evaluate, and classify excess or in-use medical equipment and determine serviceability, condition, and disposition, in accordance with regulations.
- Plan and carry out work assignments, using blueprints, schematic drawings, technical manuals, wiring diagrams, or liquid or air flow sheets, following prescribed regulations, directives, or other instructions as required.
- Study technical manuals or attend training sessions provided by equipment manufacturers to maintain current knowledge.
- Explain or demonstrate correct operation or preventive maintenance of medical equipment to personnel.
- Research catalogs or repair part lists to locate sources for repair parts, requisitioning parts and recording their receipt.
- Solder loose connections, using soldering iron.
- Compute power and space requirements for installing medical, dental, or related equipment and install units to manufacturers' specifications.
- Evaluate technical specifications to identify equipment or systems best suited for intended use and possible purchase, based on specifications, user needs, or technical requirements.
- Contribute expertise to develop medical maintenance standard operating procedures.
- Fabricate, dress down, or substitute parts or major new items to modify equipment to meet unique operational or research needs, working from job orders, sketches, modification orders, samples, or discussions with operating officials.
- Supervise or advise subordinate personnel.
- Make computations relating to load requirements of wiring or equipment, using algebraic expressions and standard formulas.
- Perform preventive maintenance or service, such as cleaning, lubricating, or adjusting equipment.
- Repair shop equipment, metal furniture, or hospital equipment, including welding broken parts or replacing missing parts, or bring item into local shop for major repairs.
- Test or calibrate components or equipment, following manufacturers' manuals and troubleshooting techniques, using hand tools, power tools, or measuring devices.
- Adjust doors to open or close with the correct amount of effort, or make simple adjustments to electric openers.
- Repair or replace worn or broken door parts, using hand tools.
- Lubricate door closer oil chambers, and pack spindles with leather washers.
- Wind large springs with upward motion of arm.
- Carry springs to tops of doors, using ladders or scaffolding, and attach springs to tracks to install spring systems.
- Complete required paperwork, such as work orders, according to services performed or required.
- Fasten angle iron back-hangers to ceilings and tracks, using fasteners or welding equipment.
- Collect payment upon job completion.
- Install door frames, rails, steel rolling curtains, electronic-eye mechanisms, or electric door openers and closers, using power tools, hand tools, and electronic test equipment.
- Inspect job sites, assessing headroom, side room, or other conditions to determine appropriateness of door for a given location.
- Assemble and fasten tracks to structures or bucks, using impact wrenches or welding equipment.
- Set doors into place or stack hardware sections into openings after rail or track installation.
- Operate lifts, winches, or chain falls to move heavy curtain doors.
- Remove or disassemble defective automatic mechanical door closers, using hand tools.
- Fabricate replacements for worn or broken parts, using welders, lathes, drill presses, or shaping or milling machines.
- Prepare doors for hardware installation, such as drilling holes to install locks.
- Run low voltage wiring on ceiling surfaces, using insulated staples.
- Cut door stops or angle irons to fit openings.
- Study blueprints and schematic diagrams to determine appropriate methods of installing or repairing automated door openers.
- Install dock seals, bumpers, or shelters.
- Order replacement springs, sections, or slats.
- Set in and secure floor treadles for door-activating mechanisms, and connect power packs and electrical panelboards to treadles.
- Cover treadles with carpeting or other floor covering materials, and test systems by operating treadles.
- Bore or cut holes in flooring as required for installation, using hand or power tools.
- Clean door closer parts, using caustic soda, rotary brushes, or grinding wheels.
- Adjust doors to open or close with the correct amount of effort, or make simple adjustments to electric openers.
- Repair or replace worn or broken door parts, using hand tools.
- Lubricate door closer oil chambers, and pack spindles with leather washers.
- Repair or replace defective or worn parts such as bearings, pistons, and gears, using hand tools, torque wrenches, power tools, and welding equipment.
- Adjust repaired or replaced units as needed to ensure proper operation.
- Record conditions of cars, and repair and maintenance work performed or to be performed.
- Inspect components such as bearings, seals, gaskets, wheels, and coupler assemblies to determine if repairs are needed.
- Inspect the interior and exterior of rail cars coming into rail yards to identify defects and to determine the extent of wear and damage.
- Remove locomotives, car mechanical units, or other components, using pneumatic hoists and jacks, pinch bars, hand tools, and cutting torches.
- Test units for operability before and after repairs.
- Repair, fabricate, and install steel or wood fittings, using blueprints, shop sketches, and instruction manuals.
- Perform scheduled maintenance, and clean units and components.
- Examine car roofs for wear and damage, and repair defective sections, using roofing material, cement, nails, and waterproof paint.
- Paint car exteriors, interiors, and fixtures.
- Repair and maintain electrical and electronic controls for propulsion and braking systems.
- Disassemble units such as water pumps, control valves, and compressors so that repairs can be made.
- Measure diameters of axle wheel seats, using micrometers, and mark dimensions on axles so that wheels can be bored to specified dimensions.
- Test electrical systems of cars by operating systems and using testing equipment such as ammeters.
- Replace defective wiring and insulation, and tighten electrical connections, using hand tools.
- Install and repair interior flooring, fixtures, walls, plumbing, steps, and platforms.
- Repair window sash frames, attach weather stripping and channels to frames, and replace window glass, using hand tools.
- Align car sides for installation of car ends and crossties, using width gauges, turnbuckles, and wrenches.
- Repair car upholstery.
- Repair or replace defective or worn parts such as bearings, pistons, and gears, using hand tools, torque wrenches, power tools, and welding equipment.
- Adjust repaired or replaced units as needed to ensure proper operation.
- Set up service for customers, installing, connecting, testing, or adjusting equipment.
- Clean or maintain tools or test equipment.
- Travel to customers' premises to install, maintain, or repair audio and visual electronic reception equipment or accessories.
- Measure signal strength at utility poles, using electronic test equipment.
- Inspect or test lines or cables, recording and analyzing test results, to assess transmission characteristics and locate faults or malfunctions.
- Splice cables, using hand tools, epoxy, or mechanical equipment.
- Access specific areas to string lines, or install terminal boxes, auxiliary equipment, or appliances, using bucket trucks, climbing poles or ladders, or entering tunnels, trenches, or crawl spaces.
- String cables between structures and lines from poles, towers, or trenches, and pull lines to proper tension.
- Pull up cable by hand from large reels mounted on trucks.
- Lay underground cable directly in trenches, or string it through conduits running through trenches.
- Pull cable through ducts by hand or with winches.
- Dig trenches for underground wires or cables.
- Explain cable service to subscribers after installation, and collect any installation fees due.
- Place insulation over conductors, or seal splices with moisture-proof covering.
- Compute impedance of wires from poles to houses to determine additional resistance needed for reducing signals to desired levels.
- Install equipment such as amplifiers or repeaters to maintain the strength of communications transmissions.
- Use a variety of construction equipment to complete installations, such as digger derricks, trenchers, or cable plows.
- Fill and tamp holes, using cement, earth, and tamping devices.
- Participate in the construction or removal of telecommunication towers or associated support structures.
- Dig holes for power poles, using power augers or shovels, set poles in place with cranes, and hoist poles upright, using winches.
- Set up service for customers, installing, connecting, testing, or adjusting equipment.
- Clean or maintain tools or test equipment.
- Repair or remove and replace system components.
- Repair hydraulic or air pumps.
- Shut off steam, water, or other gases or liquids from pipe sections, using valve keys or wrenches.
- Install underground storm, sanitary, or water piping systems, extending piping as needed to connect fixtures and plumbing.
- Assemble pipe sections, tubing, or fittings, using couplings, clamps, screws, bolts, cement, plastic solvent, caulking, or soldering, brazing, or welding equipment.
- Locate and mark the position of pipe installations, connections, passage holes, or fixtures in structures, using measuring instruments such as rulers or levels.
- Cut, thread, or hammer pipes to specifications, using tools such as saws, cutting torches, pipe threaders, or pipe benders.
- Lay out full scale drawings of pipe systems, supports, or related equipment, according to blueprints.
- Plan pipe system layout, installation, or repair, according to specifications.
- Review blueprints, building codes, or specifications to determine work details or procedures.
- Select pipe sizes, types, or related materials, such as supports, hangers, or hydraulic cylinders, according to specifications.
- Fill pipes or plumbing fixtures with water or air and observe pressure gauges to detect and locate leaks.
- Direct helpers engaged in pipe cutting, preassembly, or installation of plumbing systems or components.
- Inspect, examine, or test installed systems or pipe lines, using pressure gauge, hydrostatic testing, observation, or other methods.
- Install pipe assemblies, fittings, valves, appliances such as dishwashers or water heaters, or fixtures such as sinks or toilets, using hand or power tools.
- Anchor steel supports from ceiling joists to hold pipes in place.
- Attach pipes to walls, structures, or fixtures, such as radiators or tanks, using brackets, clamps, tools, or welding equipment.
- Modify, clean, or maintain pipe systems, units, fittings, or related machines or equipment, using hand or power tools.
- Install automatic controls to regulate pipe systems.
- Estimate time, material, or labor costs for use in project plans.
- Keep records of work assignments.
- Inspect structures to assess material or equipment needs, to establish the sequence of pipe installations, or to plan installation around obstructions, such as electrical wiring.
- Maintain or repair plumbing by replacing defective washers, replacing or mending broken pipes, or opening clogged drains.
- Cut openings in structures to accommodate pipes or pipe fittings, using hand or power tools.
- Install green plumbing equipment, such as faucet flow restrictors, dual-flush or pressure-assisted flush toilets, or tankless hot water heaters.
- Inspect work sites for obstructions or holes that could cause structural weakness.
- Install pipe systems to support alternative energy-fueled systems, such as geothermal heating or cooling systems.
- Install fixtures, appliances, or equipment designed to reduce water or energy consumption.
- Weld small pipes or special piping, using specialized techniques, equipment, or materials, such as computer-assisted welding or microchip fabrication.
- Operate motorized pumps to remove water from flooded manholes, basements, or facility floors.
- Repair or remove and replace system components.
- Repair hydraulic or air pumps.
- Adjust machine or freezer speed and air intake to obtain desired consistency and amount of product.
- Read dials and gauges on panel control boards to ascertain temperatures, alkalinities, and densities of mixtures, and turn valves to obtain specified mixtures.
- Start machinery, such as pumps, feeders, or conveyors, and turn valves to heat, admit, or transfer products, refrigerants, or mixes.
- Correct machinery malfunctions by performing actions such as removing jams, and inform supervisors of malfunctions as necessary.
- Weigh packages and adjust freezer air valves or switches on filler heads to obtain specified amounts of product in each container.
- Activate mechanical rakes to regulate flow of ice from storage bins to vats.
- Record temperatures, amounts of materials processed, or test results on report forms.
- Monitor pressure gauges, ammeters, flowmeters, thermometers, or products, and adjust controls to maintain specified conditions, such as feed rate, product consistency, temperature, air pressure, and machine speed.
- Assemble equipment, and attach pipes, fittings, or valves, using hand tools.
- Measure or weigh specified amounts of ingredients or materials, and load them into tanks, vats, hoppers, or other equipment.
- Inspect and flush lines with solutions or steam, and spray equipment with sterilizing solutions.
- Load and position wrapping paper, sticks, bags, or cartons into dispensing machines.
- Sample and test product characteristics such as specific gravity, acidity, and sugar content, using hydrometers, pH meters, or refractometers.
- Start agitators to blend contents, or start beater, scraper, and expeller blades to mix contents with air and prevent sticking.
- Place or position containers into equipment, and remove containers after completion of cooling or freezing processes.
- Scrape, dislodge, or break excess frost, ice, or frozen product from equipment to prevent accumulation, using hands and hand tools.
- Stir material with spoons or paddles to mix ingredients or allow even cooling and prevent coagulation.
- Position molds on conveyors, and measure and adjust level of fill, using depth gauges.
- Insert forming fixtures, and start machines that cut frozen products into measured portions or specified shapes.
- Adjust machine or freezer speed and air intake to obtain desired consistency and amount of product.
- Read dials and gauges on panel control boards to ascertain temperatures, alkalinities, and densities of mixtures, and turn valves to obtain specified mixtures.
- Start machinery, such as pumps, feeders, or conveyors, and turn valves to heat, admit, or transfer products, refrigerants, or mixes.
- Correct machinery malfunctions by performing actions such as removing jams, and inform supervisors of malfunctions as necessary.
- Weigh packages and adjust freezer air valves or switches on filler heads to obtain specified amounts of product in each container.
- Activate mechanical rakes to regulate flow of ice from storage bins to vats.
- Operate mechanical hoppers and provide assistance in their adjustment and repair.
- Activate valves to maintain required amounts of water in boilers, to adjust supplies of combustion air, and to control the flow of fuel into burners.
- Perform or arrange for repairs, such as complete overhauls, replacement of defective valves, gaskets, or bearings, or fabrication of new parts.
- Adjust controls and/or valves on equipment to provide power, and to regulate and set operations of system or industrial processes.
- Clean and lubricate boilers and auxiliary equipment and make minor adjustments as needed, using hand tools.
- Provide assistance to plumbers in repairing or replacing water, sewer, or waste lines, and in daily maintenance activities.
- Operate or tend stationary engines, boilers, and auxiliary equipment, such as pumps, compressors, or air-conditioning equipment, to supply and maintain steam or heat for buildings, marine vessels, or pneumatic tools.
- Monitor boiler water, chemical, and fuel levels, and make adjustments to maintain required levels.
- Analyze problems and take appropriate action to ensure continuous and reliable operation of equipment and systems.
- Observe and interpret readings on gauges, meters, and charts registering various aspects of boiler operation to ensure that boilers are operating properly.
- Maintain daily logs of operation, maintenance, and safety activities, including test results, instrument readings, and details of equipment malfunctions and maintenance work.
- Test boiler water quality or arrange for testing and take necessary corrective action, such as adding chemicals to prevent corrosion and harmful deposits.
- Monitor and inspect equipment, computer terminals, switches, valves, gauges, alarms, safety devices, and meters to detect leaks or malfunctions and to ensure that equipment is operating efficiently and safely.
- Switch from automatic to manual controls and isolate equipment mechanically and electrically to allow for safe inspection and repair work.
- Develop operation, safety, and maintenance procedures or assist in their development.
- Test electrical systems to determine voltages, using voltage meters.
- Contact equipment manufacturers or appropriate specialists when necessary to resolve equipment problems.
- Weigh, measure, and record fuel used.
- Receive instructions from steam engineers regarding steam plant and air compressor operations.
- Install burners and auxiliary equipment, using hand tools.
- Check the air quality of ventilation systems and make adjustments to ensure compliance with mandated safety codes.
- Fire coal furnaces by hand or with stokers and gas- or oil-fed boilers, using automatic gas feeds or oil pumps.
- Supervise the work of assistant stationary engineers, turbine operators, boiler tenders, or air conditioning and refrigeration operators and mechanics.
- Investigate and report on accidents.
- Ignite fuel in burners, using torches or flames.
- Operate mechanical hoppers and provide assistance in their adjustment and repair.
- Activate valves to maintain required amounts of water in boilers, to adjust supplies of combustion air, and to control the flow of fuel into burners.
- Perform or arrange for repairs, such as complete overhauls, replacement of defective valves, gaskets, or bearings, or fabrication of new parts.
- Adjust controls and/or valves on equipment to provide power, and to regulate and set operations of system or industrial processes.
- Clean and lubricate boilers and auxiliary equipment and make minor adjustments as needed, using hand tools.
- Provide assistance to plumbers in repairing or replacing water, sewer, or waste lines, and in daily maintenance activities.
- Examine and adjust protective guards, loose bolts, and specified safety devices.
- Adjust and reline brakes, align wheels, tighten bolts and screws, and reassemble equipment.
- Perform routine maintenance such as changing oil, checking batteries, and lubricating equipment and machinery.
- Adjust or repair computer controlled exhaust emissions devices.
- Recondition and replace parts, pistons, bearings, gears, and valves.
- Repair or adjust seats, doors, or windows.
- Use handtools, such as screwdrivers, pliers, wrenches, pressure gauges, or precision instruments, as well as power tools, such as pneumatic wrenches, lathes, welding equipment, or jacks and hoists.
- Inspect brake systems, steering mechanisms, wheel bearings, and other important parts to ensure that they are in proper operating condition.
- Raise trucks, buses, and heavy parts or equipment using hydraulic jacks or hoists.
- Attach test instruments to equipment, and read dials and gauges to diagnose malfunctions.
- Inspect, test, and listen to defective equipment to diagnose malfunctions, using test instruments such as handheld computers, motor analyzers, chassis charts, or pressure gauges.
- Rewire ignition systems, lights, and instrument panels.
- Test drive trucks and buses to diagnose malfunctions or to ensure that they are working properly.
- Diagnose and repair vehicle heating and cooling systems.
- Inspect, repair, and maintain automotive and mechanical equipment and machinery, such as pumps and compressors.
- Inspect and verify dimensions and clearances of parts to ensure conformance to factory specifications.
- Disassemble and overhaul internal combustion engines, pumps, generators, transmissions, clutches, and differential units.
- Rebuild gas or diesel engines.
- Specialize in repairing and maintaining parts of the engine, such as fuel injection systems.
- Install or repair accessories.
- Dismount, mount, and repair or replace tires.
- Align front ends and suspension systems.
- Maintain or repair vehicles with alternative fuel systems, including biodiesel, hybrid, or compressed natural gas vehicles.
- Measure vehicle emissions to determine whether they are within acceptable limits.
- Follow green operational practices involving conservation of water or energy or reduction of solid waste.
- Operate valve-grinding machines to grind and reset valves.
- Examine and adjust protective guards, loose bolts, and specified safety devices.
- Adjust and reline brakes, align wheels, tighten bolts and screws, and reassemble equipment.
- Perform routine maintenance such as changing oil, checking batteries, and lubricating equipment and machinery.
- Adjust or repair computer controlled exhaust emissions devices.
- Recondition and replace parts, pistons, bearings, gears, and valves.
- Repair or adjust seats, doors, or windows.
- Take regulatory action, based on readings from charts, meters and gauges, at established intervals.
- Regulate equipment operations and conditions, such as water levels, based on instrument data or from computers.
- Clean, lubricate, or maintain equipment, such as generators, turbines, pumps, or compressors, to prevent failure or deterioration.
- Make adjustments or minor repairs, such as tightening leaking gland or pipe joints.
- Operate or maintain distributed power generation equipment, including fuel cells or microturbines, to produce energy on-site for manufacturing or other commercial purposes.
- Repair or replace gas piping.
- Adjust controls to generate specified electrical power or to regulate the flow of power between generating stations and substations.
- Monitor power plant equipment and indicators to detect evidence of operating problems.
- Control generator output to match the phase, frequency, or voltage of electricity supplied to panels.
- Control or maintain auxiliary equipment, such as pumps, fans, compressors, condensers, feedwater heaters, filters, or chlorinators, to supply water, fuel, lubricants, air, or auxiliary power.
- Control power generating equipment, including boilers, turbines, generators, or reactors, using control boards or semi-automatic equipment.
- Start or stop generators, auxiliary pumping equipment, turbines, or other power plant equipment as necessary.
- Open and close valves and switches in sequence to start or shut down auxiliary units.
- Communicate with systems operators to regulate and coordinate line voltages and transmission loads and frequencies.
- Inspect records or log book entries or communicate with plant personnel to assess equipment operating status.
- Record and compile operational data by completing and maintaining forms, logs, or reports.
- Place standby emergency electrical generators on line in emergencies and monitor the temperature, output, and lubrication of the system.
- Operate, control, or monitor equipment, such as acid or gas carbon dioxide removal units, carbon dioxide compressors, or pipelines, to capture, store, or transport carbon dioxide exhaust.
- Operate, control, or monitor gasifiers or related equipment, such as coolers, water quenches, water gas shifts reactors, or sulfur recovery units, to produce syngas or electricity from coal.
- Operate, control, or monitor integrated gasification combined cycle (IGCC) or related equipment, such as air separation units, to generate electricity from coal.
- Examine and test electrical power distribution machinery and equipment, using testing devices.
- Receive outage calls and request necessary personnel during power outages or emergencies.
- Collect oil, water, or electrolyte samples for laboratory analysis.
- Analyze the layout, instrumentation, or function of electrical generation or transmission facilities.
- Diagnose or troubleshoot problems with gas collection systems.
- Monitor well fields periodically to ensure proper functioning and performance.
- Operate landfill gas, methane, or natural gas fueled electrical generation systems.
- Prepare and submit compliance, operational, and safety forms or reports.
- Trace electrical circuitry to ensure compliance of electrical systems with applicable codes or laws.
- Verify that well field monitoring data conforms to applicable regulations.
- Take regulatory action, based on readings from charts, meters and gauges, at established intervals.
- Regulate equipment operations and conditions, such as water levels, based on instrument data or from computers.
- Clean, lubricate, or maintain equipment, such as generators, turbines, pumps, or compressors, to prevent failure or deterioration.
- Make adjustments or minor repairs, such as tightening leaking gland or pipe joints.
- Operate or maintain distributed power generation equipment, including fuel cells or microturbines, to produce energy on-site for manufacturing or other commercial purposes.
- Repair or replace gas piping.
- Perform routine maintenance on wind turbine equipment, underground transmission systems, wind fields substations, or fiber optic sensing and control systems.
- Troubleshoot or repair mechanical, hydraulic, or electrical malfunctions related to variable pitch systems, variable speed control systems, converter systems, or related components.
- Diagnose problems involving wind turbine generators or control systems.
- Inspect or repair fiberglass turbine blades.
- Test electrical components of wind systems with devices, such as voltage testers, multimeters, oscilloscopes, infrared testers, or fiber optic equipment.
- Start or restart wind turbine generator systems to ensure proper operations.
- Climb wind turbine towers to inspect, maintain, or repair equipment.
- Maintain tool and spare parts inventories required for repair, installation, or replacement services.
- Test structures, controls, or mechanical, hydraulic, or electrical systems, according to test plans or in coordination with engineers.
- Train end-users, distributors, installers, or other technicians in wind commissioning, testing, or other technical procedures.
- Collect turbine data for testing or research and analysis.
- Assist in assembly of individual wind generators or construction of wind farms.
- Operate manufacturing equipment to fabricate wind turbines.
- Perform routine maintenance on wind turbine equipment, underground transmission systems, wind fields substations, or fiber optic sensing and control systems.
- Troubleshoot or repair mechanical, hydraulic, or electrical malfunctions related to variable pitch systems, variable speed control systems, converter systems, or related components.
- Diagnose problems involving wind turbine generators or control systems.
- Inspect or repair fiberglass turbine blades.
- Adjust cameras, photographic mechanisms, or equipment such as range and view finders, shutters, light meters, or lens systems, using hand tools.
- Clean and lubricate cameras and polish camera lenses, using cleaning materials and work aids.
- Calibrate and verify accuracy of light meters, shutter diaphragm operation, or lens carriers, using timing instruments.
- Disassemble equipment to gain access to defect, using hand tools.
- Test equipment performance, focus of lens system, diaphragm alignment, lens mounts, or film transport, using precision gauges.
- Requisition parts or materials.
- Examine cameras, equipment, processed film, or laboratory reports to diagnose malfunction, using work aids and specifications.
- Read and interpret engineering drawings, diagrams, instructions, or specifications to determine needed repairs, fabrication method, and operation sequence.
- Measure parts to verify specified dimensions or settings, such as camera shutter speed or light meter reading accuracy, using measuring instruments.
- Fabricate or modify defective electronic, electrical, or mechanical components, using bench lathe, milling machine, shaper, grinder, or precision hand tools, according to specifications.
- Install electrical assemblies and wiring in aircraft camera housings and memory cards or film in cameras, following blueprints and using hand tools and soldering equipment.
- Assemble aircraft cameras, still or motion picture cameras, photographic equipment, or frames, using diagrams, blueprints, bench machines, hand tools, or power tools.
- Record test data and document fabrication techniques on reports.
- Lay out reference points and dimensions on parts or metal stock to be machined, using precision measuring instruments.
- Recommend design changes or upgrades of microfilming, film-developing, or photographic equipment.
- Adjust cameras, photographic mechanisms, or equipment such as range and view finders, shutters, light meters, or lens systems, using hand tools.
- Clean and lubricate cameras and polish camera lenses, using cleaning materials and work aids.
- Calibrate and verify accuracy of light meters, shutter diaphragm operation, or lens carriers, using timing instruments.
- Examine completed work to detect defects and verify conformance to work orders, and adjust machinery as necessary to correct production problems.
- Start machines and move controls to regulate tension on pressure rolls, to synchronize speed of machine components, and to adjust temperatures of glue or paraffin.
- Measure, space, and set saw blades, cutters, and perforators, according to product specifications.
- Observe operation of various machines to detect and correct machine malfunctions such as improper forming, glue flow, or pasteboard tension.
- Disassemble machines to maintain, repair, or replace broken or worn parts, using hand or power tools.
- Install attachments to machines for gluing, folding, printing, or cutting.
- Cut products to specified dimensions, using hand or power cutters.
- Place rolls of paper or cardboard on machine feed tracks, and thread paper through gluing, coating, and slitting rollers.
- Monitor finished cartons as they drop from forming machines into rotating hoppers and into gravity feed chutes to prevent jamming.
- Adjust guide assemblies, forming bars, and folding mechanisms according to specifications, using hand tools.
- Fill glue and paraffin reservoirs, and position rollers to dispense glue onto paperboard.
- Stamp products with information such as dates, using hand stamps or automatic stamping devices.
- Remove finished cores, and stack or place them on conveyors for transfer to other work areas.
- Lift tote boxes of finished cartons, and dump cartons into feed hoppers.
- Load automatic stapling mechanisms.
- Examine completed work to detect defects and verify conformance to work orders, and adjust machinery as necessary to correct production problems.
- Start machines and move controls to regulate tension on pressure rolls, to synchronize speed of machine components, and to adjust temperatures of glue or paraffin.
- Measure, space, and set saw blades, cutters, and perforators, according to product specifications.
- Apply safety tags to equipment needing maintenance.
- Adjust controls of equipment to control particle beam movement, pulse rates, energy or intensity, or radiation, according to specifications.
- Set control panel switches to route electric power from sources and direct particle beams through injector units.
- Follow nuclear equipment operational policies and procedures that ensure environmental safety.
- Conduct surveillance testing to determine safety of nuclear equipment.
- Monitor nuclear reactor equipment performance to identify operational inefficiencies, hazards, or needs for maintenance or repair.
- Test plant equipment to ensure it is operating properly.
- Follow policies and procedures for radiation workers to ensure personnel safety.
- Modify, devise, or maintain nuclear equipment used in operations.
- Monitor instruments, gauges, or recording devices under direction of nuclear experimenters.
- Perform testing, maintenance, repair, or upgrading of accelerator systems.
- Warn maintenance workers of radiation hazards and direct workers to vacate hazardous areas.
- Calculate equipment operating factors, such as radiation times, dosages, temperatures, gamma intensities, or pressures, using standard formulas and conversion tables.
- Measure the intensity and identify the types of radiation in work areas, equipment, or materials, using radiation detectors or other instruments.
- Communicate with accelerator maintenance personnel to ensure readiness of support systems, such as vacuum, water cooling, or radio frequency power sources.
- Identify and implement appropriate decontamination procedures, based on equipment and the size, nature, and type of contamination.
- Decontaminate objects by cleaning them using soap or solvents or by abrading using brushes, buffing machines, or sandblasting machines.
- Prepare reports to communicate information such as contamination test results, decontamination results, or decontamination procedures.
- Collect air, water, gas or solid samples for testing to determine radioactivity levels or to ensure appropriate radioactive containment.
- Determine or recommend radioactive decontamination procedures, according to the size and nature of equipment and the degree of contamination.
- Set up equipment that automatically detects area radiation deviations and test detection equipment to ensure its accuracy.
- Apply safety tags to equipment needing maintenance.
- Adjust controls of equipment to control particle beam movement, pulse rates, energy or intensity, or radiation, according to specifications.
- Set control panel switches to route electric power from sources and direct particle beams through injector units.
- Tune or adjust equipment and instruments to obtain optimum visual or auditory reception, according to specifications, manuals, and drawings.
- Calibrate and test equipment, and locate circuit and component faults, using hand and power tools and measuring and testing instruments such as resistance meters and oscilloscopes.
- Install, service, and repair electronic equipment or instruments such as televisions, radios, and videocassette recorders.
- Confer with customers to determine the nature of problems or to explain repairs.
- Position or mount speakers, and wire speakers to consoles.
- Instruct customers on the safe and proper use of equipment.
- Make service calls to repair units in customers' homes, or return units to shops for major repairs.
- Read and interpret electronic circuit diagrams, function block diagrams, specifications, engineering drawings, and service manuals.
- Keep records of work orders and test and maintenance reports.
- Disassemble entertainment equipment and repair or replace loose, worn, or defective components and wiring, using hand tools and soldering irons.
- Compute cost estimates for labor and materials.
- Tune or adjust equipment and instruments to obtain optimum visual or auditory reception, according to specifications, manuals, and drawings.
- Calibrate and test equipment, and locate circuit and component faults, using hand and power tools and measuring and testing instruments such as resistance meters and oscilloscopes.
- Disassemble mechanical or electrical locking devices, and repair or replace worn tumblers, springs, and other parts, using hand tools.
- Insert new or repaired tumblers into locks to change combinations.
- Cut new or duplicate keys, using key cutting machines.
- Cut new or duplicate keys, using impressions or code key machines.
- Open safe locks by drilling.
- Install door hardware, such as locks and closers.
- Set up and maintain master key systems.
- Keep records of company locks and keys.
- Move picklocks in cylinders to open door locks without keys.
- Repair and adjust safes, vault doors, and vault components, using hand tools, lathes, drill presses, and welding and acetylene cutting apparatus.
- Install safes, vault doors, and deposit boxes according to blueprints, using equipment such as power drills, taps, dies, truck cranes, and dollies.
- Install alarm and electronic access systems.
- Unlock cars and other vehicles.
- Remove interior and exterior finishes on safes and vaults, and spray on new finishes.
- Disassemble mechanical or electrical locking devices, and repair or replace worn tumblers, springs, and other parts, using hand tools.
- Insert new or repaired tumblers into locks to change combinations.
- Track conditions that could affect power needs, such as changes in the weather, and adjust equipment to meet any anticipated changes.
- Repair, maintain, or clean equipment or machinery, using hand tools.
- Respond to emergencies, such as transformer or transmission line failures, and route current around affected areas.
- Prepare switching orders that will isolate work areas without causing power outages, referring to drawings of power systems.
- Control, monitor, or operate equipment that regulates or distributes electricity or steam, using data obtained from instruments or computers.
- Coordinate with engineers, planners, field personnel, or other utility workers to provide information such as clearances, switching orders, or distribution process changes.
- Distribute or regulate the flow of power between entities, such as generating stations, substations, distribution lines, or users, keeping track of the status of circuits or connections.
- Record and compile operational data, such as chart or meter readings, power demands, or usage and operating times, using transmission system maps.
- Manipulate controls to adjust or activate power distribution equipment or machines.
- Calculate load estimates or equipment requirements to determine required control settings.
- Direct personnel engaged in controlling or operating distribution equipment or machinery, such as instructing control room operators to start boilers or generators.
- Monitor and record switchboard or control board readings to ensure that electrical or steam distribution equipment is operating properly.
- Inspect equipment to ensure that specifications are met or to detect any defects.
- Implement energy schedules, including real-time transmission reservations or schedules.
- Tend auxiliary equipment used in the power distribution process.
- Track conditions that could affect power needs, such as changes in the weather, and adjust equipment to meet any anticipated changes.
- Repair, maintain, or clean equipment or machinery, using hand tools.
- Adjust, maintain, and repair tools, equipment, and machines, and assist more skilled workers with similar tasks.
- Clean or lubricate vehicles, machinery, equipment, instruments, tools, work areas, and other objects, using hand tools, power tools, and cleaning equipment.
- Install or replace machinery, equipment, and new or replacement parts and instruments, using hand or power tools.
- Examine and test machinery, equipment, components, and parts for defects to ensure proper functioning.
- Tend and observe equipment and machinery to verify efficient and safe operation.
- Adjust, connect, or disconnect wiring, piping, tubing, and other parts, using hand or power tools.
- Diagnose electrical problems and install and rewire electrical components.
- Disassemble broken or defective equipment to facilitate repair and reassemble equipment when repairs are complete.
- Position vehicles, machinery, equipment, physical structures, and other objects for assembly or installation, using hand tools, power tools, and moving equipment.
- Transfer tools, parts, equipment, and supplies to and from work stations and other areas.
- Order new parts to maintain inventory.
- Apply protective materials to equipment, components, and parts to prevent defects and corrosion.
- Design, weld, and fabricate parts, using blueprints or other mechanical plans.
- Assemble and maintain physical structures, using hand or power tools.
- Prepare work stations for use by mechanics and repairers.
- Hold or supply tools, parts, equipment, and supplies for other workers.
- Adjust, maintain, and repair tools, equipment, and machines, and assist more skilled workers with similar tasks.
- Clean or lubricate vehicles, machinery, equipment, instruments, tools, work areas, and other objects, using hand tools, power tools, and cleaning equipment.
- Reline or repair ladles and pouring spouts with refractory clay, using trowels.
- Tighten locknuts holding refractory stopper assemblies together, spread mortar on jackets to seal sleeve joints, and dry mortar in ovens.
- Chip slag from linings of ladles or remove linings when beyond repair, using hammers and chisels.
- Mix specified amounts of sand, clay, mortar powder, and water to form refractory clay or mortar, using shovels or mixing machines.
- Measure furnace walls to determine dimensions and cut required number of sheets from plastic block, using saws.
- Dry and bake new linings by placing inverted linings over burners, building fires in ladles, or by using blowtorches.
- Remove worn or damaged plastic block refractory linings of furnaces, using hand tools.
- Fasten stopper heads to rods with metal pins to assemble refractory stoppers used to plug pouring nozzles of steel ladles.
- Climb scaffolding, carrying hoses, and spray surfaces of cupolas with refractory mixtures, using spray equipment.
- Drill holes in furnace walls, bolt overlapping layers of plastic to walls, and hammer surfaces to compress layers into solid sheets.
- Spread mortar on stopper heads and rods, using trowels, and slide brick sleeves over rods to form refractory jackets.
- Dump and tamp clay in molds, using tamping tools.
- Disassemble molds, and cut, chip, and smooth clay structures such as floaters, drawbars, and L-blocks.
- Transfer clay structures to curing ovens, melting tanks, and drawing kilns, using forklifts.
- Install preformed metal scaffolding in interiors of cupolas, using hand tools.
- Install clay structures in melting tanks and drawing kilns to control the flow and temperature of molten glass, using hoists and hand tools.
- Reline or repair ladles and pouring spouts with refractory clay, using trowels.
- Tighten locknuts holding refractory stopper assemblies together, spread mortar on jackets to seal sleeve joints, and dry mortar in ovens.
- Perform quality assurance system checks, such as calibrations, on treatment planning computers.
- Plan the use of beam modifying devices, such as compensators, shields, and wedge filters, to ensure safe and effective delivery of radiation treatment.
- Advise oncology team members on use of beam modifying or immobilization devices in radiation treatment plans.
- Calculate, or verify calculations of, prescribed radiation doses.
- Calculate the delivery of radiation treatment, such as the amount or extent of radiation per session, based on the prescribed course of radiation therapy.
- Conduct radiation oncology-related research, such as improving computer treatment planning systems or developing new treatment devices.
- Create and transfer reference images and localization markers for treatment delivery, using image-guided radiation therapy.
- Design the arrangement of radiation fields to reduce exposure to critical patient structures, such as organs, using computers, manuals, and guides.
- Develop radiation treatment plans in consultation with members of the radiation oncology team.
- Develop requirements for the use of patient immobilization devices and positioning aides, such as molds or casts, as part of treatment plans to ensure accurate delivery of radiation and comfort of patient.
- Develop treatment plans, and calculate doses for brachytherapy procedures.
- Educate patients regarding treatment plans, physiological reactions to treatment, or post-treatment care.
- Fabricate beam modifying devices, such as compensators, shields, and wedge filters.
- Fabricate patient immobilization devices, such as molds or casts, for radiation delivery.
- Identify and outline bodily structures, using imaging procedures, such as x-ray, magnetic resonance imaging, computed tomography, or positron emission tomography.
- Load, receive, or ship radioactive materials.
- Measure the amount of radioactivity in patients or equipment, using radiation monitoring devices.
- Record patient information, such as radiation doses administered, in patient records.
- Supervise or perform simulations for tumor localizations, using imaging methods such as magnetic resonance imaging, computed tomography, or positron emission tomography scans.
- Teach medical dosimetry, including its application, to students, radiation therapists, or residents.
- Perform quality assurance system checks, such as calibrations, on treatment planning computers.
- Plan the use of beam modifying devices, such as compensators, shields, and wedge filters, to ensure safe and effective delivery of radiation treatment.
- Adjust wheel speeds according to the feel of the clay as pieces enlarge and walls become thinner.
- Adjust pressures, temperatures, and trimming tool settings as required.
- Operate gas or electric kilns to fire pottery pieces.
- Mix and apply glazes to pottery pieces, using tools, such as spray guns.
- Raise and shape clay into wares, such as vases and pitchers, on revolving wheels, using hands, fingers, and thumbs.
- Position balls of clay in centers of potters' wheels, and start motors or pump treadles with feet to revolve wheels.
- Move pieces from wheels so that they can dry.
- Prepare work for sale or exhibition, and maintain relationships with retail, pottery, art, and resource networks that can facilitate sale or exhibition of work.
- Attach handles to pottery pieces.
- Press thumbs into centers of revolving clay to form hollows, and press on the inside and outside of emerging clay cylinders with hands and fingers, gradually raising and shaping clay to desired forms and sizes.
- Pack and ship pottery to stores or galleries for retail sale.
- Smooth surfaces of finished pieces, using rubber scrapers and wet sponges.
- Pull wires through bases of articles and wheels to separate finished pieces.
- Design spaces to display pottery for sale.
- Verify accuracy of shapes and sizes of objects, using calipers and templates.
- Examine finished ware for defects and measure dimensions, using rule and thickness gauge.
- Maintain supplies of tools, equipment, and materials, and order additional supplies as needed.
- Operate pug mills to blend and extrude clay.
- Perform test-fires of pottery to determine how to achieve specific colors and textures.
- Start machine units and conveyors and observe lights and gauges on panel board to verify operational efficiency.
- Operate drying chambers to dry or finish molded ceramic ware.
- Design clay forms and molds, and decorations for forms.
- Teach pottery classes.
- Operate jigger machines to form ceramic ware, such as bowls, cups, plates, and saucers.
- Adjust wheel speeds according to the feel of the clay as pieces enlarge and walls become thinner.
- Adjust pressures, temperatures, and trimming tool settings as required.
- Check and maintain diving equipment, such as helmets, masks, air tanks, harnesses, or gauges.
- Perform offshore oil or gas exploration or extraction duties, such as conducting underwater surveys or repairing and maintaining drilling rigs or platforms.
- Take appropriate safety precautions, such as monitoring dive lengths and depths and registering with authorities before diving expeditions begin.
- Communicate with workers on the surface while underwater, using signal lines or telephones.
- Descend into water with the aid of diver helpers, using scuba gear or diving suits.
- Obtain information about diving tasks and environmental conditions.
- Supervise or train other divers, including hobby divers.
- Inspect the condition of underwater steel or wood structures.
- Inspect and test docks, ships, buoyage systems, plant intakes or outflows, or underwater pipelines, cables, or sewers, using closed circuit television, still photography, and testing equipment.
- Repair ships, bridge foundations, or other structures below the water line, using caulk, bolts, and hand tools.
- Recover objects by placing rigging around sunken objects, hooking rigging to crane lines, and operating winches, derricks, or cranes to raise objects.
- Operate underwater video, sonar, recording, or related equipment to investigate underwater structures or marine life.
- Take test samples or photographs to assess the condition of vessels or structures.
- Cut and weld steel, using underwater welding equipment, jigs, and supports.
- Install, inspect, clean, or repair piping or valves.
- Carry out non-destructive testing, such as tests for cracks on the legs of oil rigs at sea.
- Install pilings or footings for piers or bridges.
- Salvage wrecked ships or their cargo, using pneumatic power velocity and hydraulic tools and explosive charges, when necessary.
- Remove obstructions from strainers or marine railway or launching ways, using pneumatic or power hand tools.
- Set or guide placement of pilings or sandbags to provide support for structures, such as docks, bridges, cofferdams, or platforms.
- Perform activities related to underwater search and rescue, salvage, recovery, or cleanup operations.
- Drill holes in rock and rig explosives for underwater demolitions.
- Remove rubbish or pollution from the sea.
- Set up dive sites for recreational instruction.
- Cultivate or harvest marine species or perform routine work on fish farms.
- Check and maintain diving equipment, such as helmets, masks, air tanks, harnesses, or gauges.
- Perform offshore oil or gas exploration or extraction duties, such as conducting underwater surveys or repairing and maintaining drilling rigs or platforms.
- Adjust, repair, or replace malfunctioning components or assemblies, using hand tools or soldering irons.
- Test and troubleshoot instruments, components, and assemblies, using circuit testers, oscilloscopes, or voltmeters.
- Keep records of maintenance and repair work.
- Install electrical and electronic components, assemblies, and systems in aircraft, using hand tools, power tools, or soldering irons.
- Set up and operate ground support and test equipment to perform functional flight tests of electrical and electronic systems.
- Assemble components such as switches, electrical controls, and junction boxes, using hand tools or soldering irons.
- Lay out installation of aircraft assemblies and systems, following documentation such as blueprints, manuals, and wiring diagrams.
- Connect components to assemblies such as radio systems, instruments, magnetos, inverters, and in-flight refueling systems, using hand tools and soldering irons.
- Interpret flight test data to diagnose malfunctions and systemic performance problems.
- Coordinate work with that of engineers, technicians, and other aircraft maintenance personnel.
- Fabricate parts and test aids as required.
- Assemble prototypes or models of circuits, instruments, and systems for use in testing.
- Operate computer-aided drafting and design applications to design avionics system modifications.
- Adjust, repair, or replace malfunctioning components or assemblies, using hand tools or soldering irons.
- Adjust, repair, or replace defective wiring and relays in ignition, lighting, air-conditioning, and safety control systems, using electrician's tools.
- Inspect and test electrical systems and equipment to locate and diagnose malfunctions, using visual inspections, testing devices, and computer software.
- Reassemble and test equipment after repairs.
- Splice wires with knives or cutting pliers, and solder connections to fixtures, outlets, and equipment.
- Locate and remove or repair circuit defects such as blown fuses or malfunctioning transistors.
- Maintain equipment service records.
- Refer to schematics and manufacturers' specifications that show connections and provide instructions on how to locate problems.
- Install fixtures, outlets, terminal boards, switches, and wall boxes, using hand tools.
- Install new fuses, electrical cables, or power sources as required.
- Cut openings and drill holes for fixtures, outlet boxes, and fuse holders, using electric drills and routers.
- Confer with customers to determine the nature of malfunctions.
- Install electrical equipment such as air-conditioning, heating, or ignition systems and components such as generator brushes and commutators, using hand tools.
- Repair or rebuild equipment such as starters, generators, distributors, or door controls, using electrician's tools.
- Estimate costs of repairs based on parts and labor requirements.
- Measure, cut, and install frameworks and conduit to support and connect wiring, control panels, and junction boxes, using hand tools.
- Adjust, repair, or replace defective wiring and relays in ignition, lighting, air-conditioning, and safety control systems, using electrician's tools.
- Use and maintain the tools or equipment found on commercial vehicles, such as weighing or measuring devices.
- Obey traffic laws and follow established traffic and transportation procedures.
- Report any mechanical problems encountered with vehicles.
- Verify the contents of inventory loads against shipping papers.
- Inspect and maintain vehicle supplies and equipment, such as gas, oil, water, tires, lights, or brakes, to ensure that vehicles are in proper working condition.
- Read maps and follow written or verbal geographic directions.
- Load and unload trucks, vans, or automobiles.
- Present bills and receipts and collect payments for goods delivered or loaded.
- Maintain records, such as vehicle logs, records of cargo, or billing statements, in accordance with regulations.
- Drive vehicles with capacities under three tons to transport materials to and from specified destinations, such as railroad stations, plants, residences, offices, or within industrial yards.
- Turn in receipts and money received from deliveries.
- Sell products from truck inventory and keep records of sales.
- Drive trucks equipped with public address systems through city streets to broadcast announcements for advertising or publicity purposes.
- Report delays, accidents, or other traffic and transportation situations to bases or other vehicles, using telephones or mobile two-way radios.
- Perform emergency repairs, such as changing tires or installing light bulbs, fuses, tire chains, or spark plugs.
- Use and maintain the tools or equipment found on commercial vehicles, such as weighing or measuring devices.
- Create or maintain inclines or ramps.
- Move levers, depress foot pedals, and turn dials to operate power machinery, such as power shovels, stripping shovels, scraper loaders, or backhoes.
- Set up or inspect equipment prior to operation.
- Become familiar with digging plans, machine capabilities and limitations, and efficient and safe digging procedures in a given application.
- Observe hand signals, grade stakes, or other markings when operating machines so that work can be performed to specifications.
- Operate machinery to perform activities such as backfilling excavations, vibrating or breaking rock or concrete, or making winter roads.
- Receive written or oral instructions regarding material movement or excavation.
- Move materials over short distances, such as around a construction site, factory, or warehouse.
- Lubricate, adjust, or repair machinery and replace parts, such as gears, bearings, or bucket teeth.
- Handle slides, mud, or pit cleanings or maintenance.
- Direct workers engaged in placing blocks or outriggers to prevent capsizing of machines when lifting heavy loads.
- Measure and verify levels of rock or gravel, bases, or other excavated material.
- Direct ground workers engaged in activities such as moving stakes or markers, or changing positions of towers.
- Adjust dig face angles for varying overburden depths and set lengths.
- Drive machines to work sites.
- Perform manual labor to prepare or finish sites, such as shoveling materials by hand.
- Create or maintain inclines or ramps.
- Adjust sensitivity of units, based on room structures and manufacturers' recommendations, using programming keypads.
- Install, maintain, or repair security systems, alarm devices, or related equipment, following blueprints of electrical layouts and building plans.
- Mount and fasten control panels, door and window contacts, sensors, or video cameras, and attach electrical and telephone wiring to connect components.
- Demonstrate systems for customers and explain details, such as the causes and consequences of false alarms.
- Test and repair circuits and sensors, following wiring and system specifications.
- Feed cables through access holes, roof spaces, or cavity walls to reach fixture outlets, positioning and terminating cables, wires, or strapping.
- Examine systems to locate problems, such as loose connections or broken insulation.
- Test backup batteries, keypad programming, sirens, or other security features to ensure proper functioning or to diagnose malfunctions.
- Drill holes for wiring in wall studs, joists, ceilings, or floors.
- Inspect installation sites and study work orders, building plans, and installation manuals to determine materials requirements and installation procedures.
- Consult with clients to assess risks and to determine security requirements.
- Mount raceways and conduits and fasten wires to wood framing, using staplers.
- Keep informed of new products and developments.
- Order replacement parts.
- Prepare documents, such as invoices or warranties.
- Provide customers with cost estimates for equipment installation.
- Adjust sensitivity of units, based on room structures and manufacturers' recommendations, using programming keypads.
- Perform general labor duties such as repairing booms.
- Operate engine throttles and steering mechanisms to guide boats on desired courses.
- Direct safety operations in emergency situations.
- Secure boats to docks with mooring lines, and cast off lines to enable departure.
- Maintain desired courses, using compasses or electronic navigational aids.
- Organize and direct the activities of crew members.
- Follow safety procedures to ensure the protection of passengers, cargo, and vessels.
- Maintain equipment such as range markers, fire extinguishers, boat fenders, lines, pumps, and fittings.
- Report any observed navigational hazards to authorities.
- Oversee operation of vessels used for carrying passengers, motor vehicles, or goods across rivers, harbors, lakes, and coastal waters.
- Service motors by performing tasks such as changing oil and lubricating parts.
- Arrange repairs, fuel, and supplies for vessels.
- Issue directions for loading, unloading, and seating in boats.
- Clean boats and repair hulls and superstructures, using hand tools, paint, and brushes.
- Tow, push, or guide other boats, barges, logs, or rafts.
- Take depth soundings in turning basins.
- Position booms around docked ships.
- Perform general labor duties such as repairing booms.
- Diagnose and repair furnace or air conditioning systems.
- Explain proper operation of vehicle systems to customers.
- Locate and repair frayed wiring, broken connections, or incorrect wiring, using ohmmeters, soldering irons, tape, or hand tools.
- Repair plumbing or propane gas lines, using caulking compounds and plastic or copper pipe.
- Confer with customers, read work orders, or examine vehicles needing repair to determine the nature and extent of damage.
- Examine or test operation of parts or systems to ensure completeness of repairs.
- Connect electrical systems to outside power sources, and activate switches to test the operation of appliances or light fixtures.
- Connect water hoses to inlet pipes of plumbing systems, and test operation of toilets or sinks.
- Inspect recreational vehicles to diagnose problems and perform necessary adjustment, repair, or overhaul.
- Inspect, repair, or replace brake systems.
- Repair leaks with caulking compound or replace pipes, using pipe wrenches.
- List parts needed, estimate costs, and plan work procedures, using parts lists, technical manuals, or diagrams.
- Remove damaged exterior panels, and repair and replace structural frame members.
- Open and close doors, windows, or drawers to test their operation, trimming edges to fit, as necessary.
- Reset hardware, using chisels, mallets, and screwdrivers.
- Refinish wood surfaces on cabinets, doors, moldings, or floors, using power sanders, putty, spray equipment, brushes, paints, or varnishes.
- Seal open sides of modular units to prepare them for shipment, using polyethylene sheets, nails, and hammers.
- Diagnose and repair furnace or air conditioning systems.
- Set up and adjust machines and equipment.
- Enforce safety and sanitation regulations.
- Keep records of employees' attendance and hours worked.
- Inspect materials, products, or equipment to detect defects or malfunctions.
- Read and analyze charts, work orders, production schedules, and other records and reports to determine production requirements and to evaluate current production estimates and outputs.
- Plan and establish work schedules, assignments, and production sequences to meet production goals.
- Confer with other supervisors to coordinate operations and activities within or between departments.
- Interpret specifications, blueprints, job orders, and company policies and procedures for workers.
- Observe work and monitor gauges, dials, and other indicators to ensure that operators conform to production or processing standards.
- Direct and coordinate the activities of employees engaged in the production or processing of goods, such as inspectors, machine setters, or fabricators.
- Conduct employee training in equipment operations or work and safety procedures, or assign employee training to experienced workers.
- Evaluate employee performance.
- Confer with management or subordinates to resolve worker problems, complaints, or grievances.
- Determine standards, budgets, production goals, and rates, based on company policies, equipment and labor availability, and workloads.
- Calculate labor and equipment requirements and production specifications, using standard formulas.
- Recommend or implement measures to motivate employees and to improve production methods, equipment performance, product quality, or efficiency.
- Maintain operations data, such as time, production, and cost records, and prepare management reports of production results.
- Requisition materials, supplies, equipment parts, or repair services.
- Recommend or execute personnel actions, such as hirings, evaluations, or promotions.
- Plan and develop new products and production processes.
- Set up and adjust machines and equipment.
- Perform skilled repair or maintenance operations, using equipment such as hand or power tools, hydraulic presses or shears, or welding equipment.
- Inspect, test, and measure completed work, using devices such as hand tools or gauges to verify conformance to standards or repair requirements.
- Inspect and monitor work areas, examine tools and equipment, and provide employee safety training to prevent, detect, and correct unsafe conditions or violations of procedures and safety rules.
- Interpret specifications, blueprints, or job orders to construct templates and lay out reference points for workers.
- Monitor employees' work levels and review work performance.
- Compute estimates and actual costs of factors such as materials, labor, or outside contractors.
- Monitor tool and part inventories and the condition and maintenance of shops to ensure adequate working conditions.
- Requisition materials and supplies, such as tools, equipment, or replacement parts.
- Confer with personnel, such as management, engineering, quality control, customer, or union workers' representatives, to coordinate work activities, resolve employee grievances, or identify and review resource needs.
- Determine schedules, sequences, and assignments for work activities, based on work priority, quantity of equipment, and skill of personnel.
- Examine objects, systems, or facilities and analyze information to determine needed installations, services, or repairs.
- Counsel employees about work-related issues and assist employees to correct job-skill deficiencies.
- Recommend or initiate personnel actions, such as hires, promotions, transfers, discharges, or disciplinary measures.
- Investigate accidents or injuries and prepare reports of findings.
- Conduct or arrange for worker training in safety, repair, or maintenance techniques, operational procedures, or equipment use.
- Develop, implement, or evaluate maintenance policies and procedures.
- Meet with vendors or suppliers to discuss products used in repair work.
- Participate in budget preparation and administration, coordinating purchasing and documentation and monitoring departmental expenditures.
- Review, evaluate, accept, and coordinate completion of work bid from contractors.
- Compile operational or personnel records, such as time and production records, inventory data, repair or maintenance statistics, or test results.
- Develop or implement electronic maintenance programs or computer information management systems.
- Design equipment configurations to meet personnel needs.
- Perform skilled repair or maintenance operations, using equipment such as hand or power tools, hydraulic presses or shears, or welding equipment.
- Maintain or make minor adjustments or field repairs to equipment used in surveys, including the replacement of parts on traffic data gathering devices.
- Study traffic delays by noting times of delays, the numbers of vehicles affected, and vehicle speed through the delay area.
- Interact with the public to answer traffic-related questions, respond to complaints or requests, or discuss traffic control ordinances, plans, policies, or procedures.
- Prepare graphs, charts, diagrams, or other aids to illustrate observations or conclusions.
- Analyze data related to traffic flow, accident rates, or proposed development to determine the most efficient methods to expedite traffic flow.
- Prepare work orders for repair, maintenance, or changes in traffic systems.
- Plan, design, and improve components of traffic control systems to accommodate current or projected traffic and to increase usability and efficiency.
- Compute time settings for traffic signals or speed restrictions, using standard formulas.
- Prepare drawings of proposed signal installations or other control devices, using drafting instruments or computer-automated drafting equipment.
- Study factors affecting traffic conditions, such as lighting or sign and marking visibility, to assess their effectiveness.
- Gather and compile data from hand count sheets, machine count tapes, or radar speed checks and code data for computer input.
- Measure and record the speed of vehicular traffic, using electrical timing devices or radar equipment.
- Lay out pavement markings for striping crews.
- Provide technical supervision regarding traffic control devices to other traffic technicians or laborers.
- Operate counters and record data to assess the volume, type, and movement of vehicular or pedestrian traffic at specified times.
- Place and secure automatic counters, using power tools, and retrieve counters after counting periods end.
- Review traffic control or barricade plans to issue permits for parades or other special events or for construction work that affects rights of way, providing assistance with plan preparation or revision, as necessary.
- Time stoplights or other delays, using stopwatches.
- Visit development or work sites to determine projects' effect on traffic and the adequacy of traffic control and safety plans or to suggest traffic control measures.
- Establish procedures for street closures or for repair or construction projects.
- Provide traffic information, such as road conditions, to the public.
- Monitor street or utility projects for compliance to traffic control permit conditions.
- Develop plans or long-range strategies for providing adequate parking space.
- Interview motorists about specific intersections or highways to gather road-condition information for use in planning.
- Maintain or make minor adjustments or field repairs to equipment used in surveys, including the replacement of parts on traffic data gathering devices.
