- 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.
Occupations with related tasks Save Table: XLSX CSV
| Closely Related Tasks | All Related Tasks | Job Zone | Code | Occupation |
| 6 | 8 | 2 | 51-4121.00 | Welders, Cutters, Solderers, and Brazers |
| 5 | 8 | 3 | 49-9063.00 | Musical Instrument Repairers and Tuners |
| 5 | 5 | 3 | 49-3042.00 | Mobile Heavy Equipment Mechanics, Except Engines 
|
| 4 | 6 | 2 | 51-4122.00 | Welding, Soldering, and Brazing Machine Setters, Operators, and Tenders |
| 3 | 6 | 3 | 49-3023.00 | Automotive Service Technicians and Mechanics |
| 3 | 4 | 3 | 49-9021.00 | Heating, Air Conditioning, and Refrigeration Mechanics and Installers
|
| 3 | 3 | 3 | 49-3011.00 | Aircraft Mechanics and Service Technicians |
| 2 | 5 | 3 | 47-2152.00 | Plumbers, Pipefitters, and Steamfitters |
| 2 | 3 | 2 | 49-9044.00 | Millwrights |
| 2 | 2 | 3 | 49-9041.00 | Industrial Machinery Mechanics
|
| 2 | 2 | 3 | 51-2041.00 | Structural Metal Fabricators and Fitters |
| 1 | 5 | 3 | 49-3052.00 | Motorcycle Mechanics |
| 1 | 4 | 3 | 49-9012.00 | Control and Valve Installers and Repairers, Except Mechanical Door |
| 1 | 2 | 3 | 49-3051.00 | Motorboat Mechanics and Service Technicians
|
| 1 | 2 | 2 | 49-9094.00 | Locksmiths and Safe Repairers |
| 1 | 2 | 2 | 49-3053.00 | Outdoor Power Equipment and Other Small Engine Mechanics |
| 1 | 2 | 3 | 49-9097.00 | Signal and Track Switch Repairers |
| 1 | 2 | 3 | 51-9082.00 | Medical Appliance Technicians |
| 1 | 2 | 2 | 51-4194.00 | Tool Grinders, Filers, and Sharpeners |
| 1 | 2 | 2 | 49-9091.00 | Coin, Vending, and Amusement Machine Servicers and Repairers |
| 1 | 2 | 3 | 51-8013.04 | Hydroelectric Plant Technicians |
| 1 | 2 | 2 | 49-9099.01 | Geothermal Technicians |
| 1 | 2 | 3 | 49-9092.00 | Commercial Divers
|
| 1 | 2 | 3 | 51-4041.00 | Machinists |
| 1 | 2 | 2 | 51-2011.00 | Aircraft Structure, Surfaces, Rigging, and Systems Assemblers |
| 1 | 2 | 3 | 49-9071.00 | Maintenance and Repair Workers, General
|
| 1 | 2 | 2 | 49-9031.00 | Home Appliance Repairers |
| 1 | 1 | 3 | 49-2091.00 | Avionics Technicians |
| 1 | 1 | 3 | 49-3041.00 | Farm Equipment Mechanics and Service Technicians
|
| 1 | 1 | 3 | 51-4062.00 | Patternmakers, Metal and Plastic |
| 1 | 1 | 3 | 49-9064.00 | Watch and Clock Repairers |
| 1 | 1 | 2 | 49-3091.00 | Bicycle Repairers |
| 1 | 1 | 2 | 49-9098.00 | Helpers--Installation, Maintenance, and Repair Workers |
| 1 | 1 | 2 | 49-9045.00 | Refractory Materials Repairers, Except Brickmasons |
| 1 | 1 | 2 | 51-2022.00 | Electrical and Electronic Equipment Assemblers
|
| 1 | 1 | 2 | 49-3092.00 | Recreational Vehicle Service Technicians
|
| 1 | 1 | 3 | 51-4111.00 | Tool and Die Makers |
| 1 | 1 | 3 | 49-9043.00 | Maintenance Workers, Machinery
|
| 1 | 1 | 3 | 49-2094.00 | Electrical and Electronics Repairers, Commercial and Industrial Equipment |
| 1 | 1 | 2 | 49-3043.00 | Rail Car Repairers |
| 1 | 1 | 3 | 49-1011.00 | First-Line Supervisors of Mechanics, Installers, and Repairers |
| 1 | 1 | 2 | 51-9141.00 | Semiconductor Processing Technicians
|
| 1 | 1 | 2 | 49-3021.00 | Automotive Body and Related Repairers |
| 1 | 1 | 3 | 49-2011.00 | Computer, Automated Teller, and Office Machine Repairers |
| 1 | 1 | 2 | 49-9011.00 | Mechanical Door Repairers
|
- Weld components in flat, vertical, or overhead positions.
- Recognize, set up, and operate hand and power tools common to the welding trade, such as shielded metal arc and gas metal arc welding equipment.
- Select and install torches, torch tips, filler rods, and flux, according to welding chart specifications or types and thicknesses of metals.
- Weld separately or in combination, using aluminum, stainless steel, cast iron, and other alloys.
- Ignite torches or start power supplies and strike arcs by touching electrodes to metals being welded, completing electrical circuits.
- Guide and direct flames or electrodes on or across workpieces to straighten, bend, melt, or build up metal.
- Melt and apply solder along adjoining edges of workpieces to solder joints, using soldering irons, gas torches, or electric-ultrasonic equipment.
- Melt and apply solder to fill holes, indentations, or seams of fabricated metal products, using soldering equipment.
- Operate safety equipment and use safe work habits.
- Examine workpieces for defects and measure workpieces with straightedges or templates to ensure conformance with specifications.
- Detect faulty operation of equipment or defective materials and notify supervisors.
- Mark or tag material with proper job number, piece marks, and other identifying marks as required.
- Determine required equipment and welding methods, applying knowledge of metallurgy, geometry, and welding techniques.
- Prepare all material surfaces to be welded, ensuring that there is no loose or thick scale, slag, rust, moisture, grease, or other foreign matter.
- Align and clamp workpieces together, using rules, squares, or hand tools, or position items in fixtures, jigs, or vises.
- Connect and turn regulator valves to activate and adjust gas flow and pressure so that desired flames are obtained.
- Position and secure workpieces, using hoists, cranes, wire, and banding machines or hand tools.
- Monitor the fitting, burning, and welding processes to avoid overheating of parts or warping, shrinking, distortion, or expansion of material.
- Grind, cut, buff, or bend edges of workpieces to be joined to ensure snug fit, using power grinders and hand tools.
- Chip or grind off excess weld, slag, or spatter, using hand scrapers or power chippers, portable grinders, or arc-cutting equipment.
- Develop templates and models for welding projects, using mathematical calculations based on blueprint information.
- Repair products by dismantling, straightening, reshaping, and reassembling parts, using cutting torches, straightening presses, and hand tools.
- Clean or degrease parts, using wire brushes, portable grinders, or chemical baths.
- Hammer out bulges or bends in metal workpieces.
- Check grooves, angles, or gap allowances, using micrometers, calipers, and precision measuring instruments.
- Use fire suppression methods in industrial emergencies.
- Preheat workpieces prior to welding or bending, using torches or heating furnaces.
- Set up and use ladders and scaffolding as necessary to complete work.
- Operate metal shaping, straightening, and bending machines, such as brakes and shears.
- Analyze engineering drawings, blueprints, specifications, sketches, work orders, and material safety data sheets to plan layout, assembly, and operations.
- Weld components in flat, vertical, or overhead positions.
- Recognize, set up, and operate hand and power tools common to the welding trade, such as shielded metal arc and gas metal arc welding equipment.
- Select and install torches, torch tips, filler rods, and flux, according to welding chart specifications or types and thicknesses of metals.
- Weld separately or in combination, using aluminum, stainless steel, cast iron, and other alloys.
- Ignite torches or start power supplies and strike arcs by touching electrodes to metals being welded, completing electrical circuits.
- Guide and direct flames or electrodes on or across workpieces to straighten, bend, melt, or build up metal.
- Melt and apply solder along adjoining edges of workpieces to solder joints, using soldering irons, gas torches, or electric-ultrasonic equipment.
- Melt and apply solder to fill holes, indentations, or seams of fabricated metal products, using soldering equipment.
- Repair or replace musical instrument parts and components, such as strings, bridges, felts, and keys, using hand and power tools.
- 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.
- Solder or weld frames of mallet instruments and metal drum parts.
- Repair breaks in percussion instruments, such as drums and cymbals, using drill presses, power saws, glue, clamps, grinding wheels, or other hand tools.
- Solder posts and parts to hold them in their proper places.
- Test tubes and pickups in electronic amplifier units, and solder parts and connections as necessary.
- Replace xylophone bars and wheels.
- Play instruments to evaluate their sound quality and to locate any defects.
- Adjust string tensions to tune instruments, using hand tools and electronic tuning devices.
- Reassemble instruments following repair, using hand tools and power tools and glue, hair, yarn, resin, or clamps, and lubricate instruments as necessary.
- Disassemble instruments and parts for repair and adjustment.
- Inspect instruments to locate defects, and to determine their value or the level of restoration required.
- Compare instrument pitches with tuning tool pitches to tune instruments.
- String instruments, and adjust trusses and bridges of instruments to obtain specified string tensions and heights.
- 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.
- Remove dents and burrs from metal instruments, using mallets and burnishing tools.
- Adjust felt hammers on pianos to increase tonal mellowness or brilliance, using sanding paddles, lacquer, or needles.
- Remove irregularities from tuning pins, strings, and hammers of pianos, using wood blocks or filing tools.
- Strike wood, fiberglass, or metal bars of instruments, and use tuned blocks, stroboscopes, or electronic tuners to evaluate tones made by instruments.
- 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.
- 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.
- Repair or replace musical instrument parts and components, such as strings, bridges, felts, and keys, using hand and power tools.
- 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.
- Solder or weld frames of mallet instruments and metal drum parts.
- Repair breaks in percussion instruments, such as drums and cymbals, using drill presses, power saws, glue, clamps, grinding wheels, or other hand tools.
- Solder posts and parts to hold them in their proper places.
- Test tubes and pickups in electronic amplifier units, and solder parts and connections as necessary.
- Replace xylophone bars and wheels.
- Repair and replace damaged or worn parts.
- Overhaul and test machines or equipment to ensure operating efficiency.
- Adjust, maintain, and repair or replace subassemblies, such as transmissions and crawler heads, using hand tools, jacks, and cranes.
- Weld or solder broken parts and structural members, using electric or gas welders and soldering tools.
- Fit bearings to adjust, repair, or overhaul mobile mechanical, hydraulic, and pneumatic equipment.
- Test mechanical products and equipment after repair or assembly to ensure proper performance and compliance with manufacturers' specifications.
- Operate and inspect machines or heavy equipment to diagnose defects.
- Read and understand operating manuals, blueprints, and technical drawings.
- Dismantle and reassemble heavy equipment using hoists and hand tools.
- Repair, rewire, and troubleshoot electrical systems.
- Diagnose faults or malfunctions to determine required repairs, using engine diagnostic equipment such as computerized test equipment and calibration devices.
- Examine parts for damage or excessive wear, using micrometers and gauges.
- Research, order, and maintain parts inventory for services and repairs.
- Schedule maintenance for industrial machines and equipment, and keep equipment service records.
- Clean, lubricate, and perform other routine maintenance work on equipment and vehicles.
- Assemble gear systems, and align frames and gears.
- Clean parts by spraying them with grease solvent or immersing them in tanks of solvent.
- Adjust and maintain industrial machinery, using control and regulating devices.
- Fabricate needed parts or items from sheet metal.
- Direct workers who are assembling or disassembling equipment or cleaning parts.
- Repair and replace damaged or worn parts.
- Overhaul and test machines or equipment to ensure operating efficiency.
- Adjust, maintain, and repair or replace subassemblies, such as transmissions and crawler heads, using hand tools, jacks, and cranes.
- Weld or solder broken parts and structural members, using electric or gas welders and soldering tools.
- Fit bearings to adjust, repair, or overhaul mobile mechanical, hydraulic, and pneumatic equipment.
- Set up, operate, or tend welding machines that join or bond components to fabricate metal products or assemblies.
- Correct problems by adjusting controls or by stopping machines and opening holding devices.
- Tend auxiliary equipment used in welding processes.
- Start, monitor, and adjust robotic welding production lines.
- Fill hoppers and position spouts to direct flow of flux or manually brush flux onto seams of workpieces.
- Dress electrodes, using tip dressers, files, emery cloths, or dressing wheels.
- Inspect, measure, or test completed metal workpieces to ensure conformance to specifications, using measuring and testing devices.
- Read blueprints, work orders, or production schedules to determine product or job instructions or specifications.
- Assemble, align, and clamp workpieces into holding fixtures to bond, heat-treat, or solder fabricated metal components.
- Lay out, fit, or connect parts to be bonded, calculating production measurements, as necessary.
- Give directions to other workers regarding machine set-up and use.
- Select, position, align, and bolt jigs, holding fixtures, guides, or stops onto machines, using measuring instruments and hand tools.
- Mark weld points and positions of components on workpieces, using rules, squares, templates, or scribes.
- Transfer components, metal products, or assemblies, using moving equipment.
- Clean, lubricate, maintain, and adjust equipment to maintain efficient operation, using air hoses, cleaning fluids, and hand tools.
- Prepare metal surfaces or workpieces, using hand-operated equipment, such as grinders, cutters, or drills.
- Conduct trial runs before welding, soldering, or brazing, and make necessary adjustments to equipment.
- Remove completed workpieces or parts from machinery, using hand tools.
- Load or feed workpieces into welding machines to join or bond components.
- Observe meters, gauges, or machine operations to ensure that soldering or brazing processes meet specifications.
- Turn and press knobs and buttons or enter operating instructions into computers to adjust and start welding machines.
- Compute and record settings for new work, applying knowledge of metal properties, principles of welding, and shop mathematics.
- Set dials and timing controls to regulate electrical current, gas flow pressure, heating or cooling cycles, or shut-off.
- Record operational information on specified production reports.
- Select torch tips, alloys, flux, coil, tubing, or wire, according to metal types or thicknesses, data charts, or records.
- Devise or build fixtures or jigs used to hold parts in place during welding, brazing, or soldering.
- Add chemicals or materials to workpieces or machines to facilitate bonding or to cool workpieces.
- Immerse completed workpieces into water or acid baths to cool and clean components.
- Anneal finished workpieces to relieve internal stress.
- Set up, operate, or tend welding machines that join or bond components to fabricate metal products or assemblies.
- Correct problems by adjusting controls or by stopping machines and opening holding devices.
- Tend auxiliary equipment used in welding processes.
- Start, monitor, and adjust robotic welding production lines.
- Fill hoppers and position spouts to direct flow of flux or manually brush flux onto seams of workpieces.
- Dress electrodes, using tip dressers, files, emery cloths, or dressing wheels.
- 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.
- Repair, replace, or adjust defective fuel injectors, carburetor parts, and gasoline filters.
- 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.
- Test and adjust repaired systems to meet manufacturers' performance specifications.
- 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.
- Tune automobile engines to ensure proper and efficient functioning.
- Install, adjust, or repair hydraulic or electromagnetic automatic lift mechanisms used to raise and lower automobile windows, seats, and tops.
- 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.
- 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.
- Repair, replace, or adjust defective fuel injectors, carburetor parts, and gasoline filters.
- Repair or replace defective equipment, components, or wiring.
- 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.
- Braze or solder parts to repair defective joints and leaks.
- 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.
- Adjust system controls to settings recommended by manufacturer to balance system.
- 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, connect, or adjust thermostats, humidistats, or timers.
- Install auxiliary components to heating or cooling equipment, such as expansion or discharge valves, air ducts, pipes, blowers, dampers, flues, or stokers.
- 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.
- Repair or replace defective equipment, components, or wiring.
- 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.
- Braze or solder parts to repair defective joints and leaks.
- 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.
- 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.
- Service and maintain aircraft and related apparatus by performing activities such as flushing crankcases, cleaning screens, and or moving parts.
- 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.
- Repair or remove and replace system components.
- Repair hydraulic or air pumps.
- Assemble pipe sections, tubing, or fittings, using couplings, clamps, screws, bolts, cement, plastic solvent, caulking, or soldering, brazing, or welding equipment.
- Attach pipes to walls, structures, or fixtures, such as radiators or tanks, using brackets, clamps, tools, or welding equipment.
- Weld small pipes or special piping, using specialized techniques, equipment, or materials, such as computer-assisted welding or microchip fabrication.
- 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.
- 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.
- 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.
- 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.
- Assemble pipe sections, tubing, or fittings, using couplings, clamps, screws, bolts, cement, plastic solvent, caulking, or soldering, brazing, or welding equipment.
- Attach pipes to walls, structures, or fixtures, such as radiators or tanks, using brackets, clamps, tools, or welding equipment.
- Weld small pipes or special piping, using specialized techniques, equipment, or materials, such as computer-assisted welding or microchip fabrication.
- Assemble machines, and bolt, weld, rivet, or otherwise fasten them to foundation or other structures, using hand tools and power tools.
- Weld, repair, and fabricate equipment or machinery.
- Replace defective parts of machine, or adjust clearances and alignment of moving parts.
- 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.
- Conduct preventative maintenance and repair, and lubricate machines and equipment.
- Attach moving parts and subassemblies to basic assembly unit, 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.
- Assemble machines, and bolt, weld, rivet, or otherwise fasten them to foundation or other structures, using hand tools and power tools.
- Weld, repair, and fabricate equipment or machinery.
- Replace defective parts of machine, or adjust clearances and alignment of moving parts.
- Repair or replace broken or malfunctioning components of machinery or equipment.
- Cut and weld metal to repair broken metal parts, fabricate new parts, or assemble new equipment.
- Repair or maintain the operating condition of industrial production or processing 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.
- Enter codes and instructions to program computer-controlled machinery.
- Demonstrate equipment functions and features to machine operators.
- Assign schedules to work crews.
- Repair or replace broken or malfunctioning components of machinery or equipment.
- Cut and weld metal to repair broken metal parts, fabricate new parts, or assemble new equipment.
- Position, align, fit, and weld parts to form complete units or subunits, following blueprints and layout specifications, and using jigs, welding torches, and hand tools.
- Tack-weld fitted parts together.
- Verify conformance of workpieces to specifications, using squares, rulers, and measuring tapes.
- Align and fit parts according to specifications, using jacks, turnbuckles, wedges, drift pins, pry bars, and hammers.
- Move parts into position, manually or with hoists or cranes.
- Study engineering drawings and blueprints to determine materials requirements and task sequences.
- Set up and operate fabricating machines, such as brakes, rolls, shears, flame cutters, grinders, and drill presses, to bend, cut, form, punch, drill, or otherwise form and assemble metal components.
- Lay out and examine metal stock or workpieces to be processed to ensure that specifications are met.
- Lift or move materials and finished products, using large cranes.
- Remove high spots and cut bevels, using hand files, portable grinders, and cutting torches.
- Mark reference points onto floors or face blocks and transpose them to workpieces, using measuring devices, squares, chalk, and soapstone.
- Set up face blocks, jigs, and fixtures.
- Position or tighten braces, jacks, clamps, ropes, or bolt straps, or bolt parts in position for welding or riveting.
- Locate and mark workpiece bending and cutting lines, allowing for stock thickness, machine and welding shrinkage, and other component specifications.
- Erect ladders and scaffolding to fit together large assemblies.
- Design and construct templates and fixtures, using hand tools.
- Hammer, chip, and grind workpieces to cut, bend, and straighten metal.
- Straighten warped or bent parts, using sledges, hand torches, straightening presses, or bulldozers.
- Smooth workpiece edges and fix taps, tubes, and valves.
- Preheat workpieces to make them malleable, using hand torches or furnaces.
- Heat-treat parts, using acetylene torches.
- Install boilers, containers, and other structures.
- Direct welders to build up low spots or short pieces with weld.
- Position, align, fit, and weld parts to form complete units or subunits, following blueprints and layout specifications, and using jigs, welding torches, and hand tools.
- Tack-weld fitted parts together.
- Hammer out dents and bends in frames and weld tears and breaks.
- Replace defective parts, using hand tools, arbor presses, flexible power presses, or power tools.
- Dismantle engines and repair or replace defective parts, such as magnetos, carburetors, or generators.
- Repair or replace other parts, such as headlights, horns, handlebar controls, gasoline or oil tanks, starters, or mufflers.
- Remove cylinder heads and grind valves to scrape off carbon and replace defective valves, pistons, cylinders, or rings, using hand and power tools.
- Mount, balance, change, or check condition or pressure of tires.
- Connect test panels to engines and measure generator output, ignition timing, or other engine performance indicators.
- Listen to engines, examine vehicle frames, or confer with customers to determine nature and extent of malfunction or damage.
- Disassemble subassembly units and examine condition, movement, or alignment of parts, visually or using gauges.
- Repair or adjust motorcycle subassemblies, such as forks, transmissions, brakes, or drive chains, according to specifications.
- Reassemble frames and reinstall engines after repairs.
- Install motorcycle accessories.
- Reassemble and test subassembly units.
- Hammer out dents and bends in frames and weld tears and breaks.
- Replace defective parts, using hand tools, arbor presses, flexible power presses, or power tools.
- Dismantle engines and repair or replace defective parts, such as magnetos, carburetors, or generators.
- Repair or replace other parts, such as headlights, horns, handlebar controls, gasoline or oil tanks, starters, or mufflers.
- Remove cylinder heads and grind valves to scrape off carbon and replace defective valves, pistons, cylinders, or rings, using hand and power tools.
- Disassemble and repair mechanical control devices or valves, such as regulators, thermostats, or hydrants, using power tools, hand tools, and cutting torches.
- Replace defective parts, such as bellows, range springs, and toggle switches, and reassemble units according to blueprints, using cam presses and hand tools.
- Dismantle meters, and replace or adjust defective parts such as cases, shafts, gears, disks, and recording mechanisms, using soldering irons and hand tools.
- Reassemble repaired equipment, and solder top, front, and back case panels in place, using soldering guns, power tools, and hand tools.
- Record maintenance information, including test results, material usage, and repairs made.
- 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.
- 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.
- 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.
- 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.
- Turn valves to allow measured amounts of air or gas to pass through meters at specified flow rates.
- Report hazardous field situations and damaged or missing meters.
- Vary air pressure flowing into regulators and turn handles to assess functioning of valves and pistons.
- 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.
- Connect regulators to test stands, and turn screw adjustments until gauges indicate that inlet and outlet pressures meet specifications.
- 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.
- Attach air hoses to meter inlets, plug outlets, and observe gauges for pressure losses to test internal seams for leaks.
- Make adjustments to meter components, such as setscrews or timing mechanisms, so that they conform to specifications.
- 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.
- Calibrate thermostats for specified temperature or pressure settings.
- 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.
- Replace defective parts, such as bellows, range springs, and toggle switches, and reassemble units according to blueprints, using cam presses and hand tools.
- Dismantle meters, and replace or adjust defective parts such as cases, shafts, gears, disks, and recording mechanisms, using soldering irons and hand tools.
- Reassemble repaired equipment, and solder top, front, and back case panels in place, using soldering guns, power tools, and hand tools.
- 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.
- 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.
- Adjust carburetor mixtures, electrical point settings, or timing while motors are running in water-filled test tanks.
- 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.
- 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.
- Repair or replace defective parts such as magnetos, water pumps, gears, pistons, and carburetors, using hand tools.
- 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.
- Repair and maintain gasoline engines used to power equipment such as portable saws, lawn mowers, generators, and compressors.
- 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.
- 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 or replace defective parts such as magnetos, water pumps, gears, pistons, and carburetors, using hand tools.
- Replace motors.
- Test and repair track circuits.
- Replace defective wiring, broken lenses, or burned-out light bulbs.
- 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.
- 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.
- 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.
- Lubricate moving parts on gate-crossing mechanisms and swinging signals.
- Clean lenses of lamps with cloths and solvents.
- Test air lines and air cylinders on pneumatically operated gates.
- Maintain high tension lines, de-energizing lines for power companies when repairs are requested.
- Test and repair track circuits.
- Replace defective wiring, broken lenses, or burned-out light bulbs.
- Drill and tap holes for rivets, and glue, weld, bolt, or rivet parts together to form prosthetic or orthotic devices.
- Service or repair machinery used in the fabrication of appliances.
- Read prescriptions or specifications to determine the type of product or device to be fabricated and the materials and tools required.
- Make orthotic or prosthetic devices, using materials such as thermoplastic and thermosetting materials, metal alloys and leather, and hand or power tools.
- Bend, form, and shape fabric or material to conform to prescribed contours of structural components.
- Construct or receive casts or impressions of patients' torsos or limbs for use as cutting and fabrication patterns.
- Repair, modify, or maintain medical supportive devices, such as artificial limbs, braces, or surgical supports, according to specifications.
- Cover or pad metal or plastic structures or devices, using coverings such as rubber, leather, felt, plastic, or fiberglass.
- Test medical supportive devices for proper alignment, movement, or biomechanical stability, using meters and alignment fixtures.
- Lay out and mark dimensions of parts, using templates and precision measuring instruments.
- Fit appliances onto patients, and make any necessary adjustments.
- Polish artificial limbs, braces, or supports, using grinding and buffing wheels.
- Take patients' body or limb measurements for use in device construction.
- Instruct patients in use of prosthetic or orthotic devices.
- Mix pigments to match patients' skin coloring, according to formulas, and apply mixtures to orthotic or prosthetic devices.
- Drill and tap holes for rivets, and glue, weld, bolt, or rivet parts together to form prosthetic or orthotic devices.
- Service or repair machinery used in the fabrication of appliances.
- Attach workpieces to grinding machines and form specified sections and repair cracks, using welding or brazing equipment.
- Remove and replace worn or broken machine parts, using hand tools.
- Monitor machine operations to determine whether adjustments are necessary, stopping machines when problems occur.
- Inspect, feel, and measure workpieces to ensure that surfaces and dimensions meet specifications.
- Study blueprints or layouts of metal workpieces to determine grinding procedures, and to plan machine setups and operational sequences.
- Select and mount grinding wheels on machines, according to specifications, using hand tools and applying knowledge of abrasives and grinding procedures.
- Compute numbers, widths, and angles of cutting tools, micrometers, scales, and gauges, and adjust tools to produce specified cuts.
- Turn valves to direct flow of coolant against cutting wheels and workpieces during grinding.
- Set up and operate grinding or polishing machines to grind metal workpieces, such as dies, parts, and tools.
- Dress grinding wheels, according to specifications.
- File or finish surfaces of workpieces, using prescribed hand tools.
- Perform basic maintenance, such as cleaning and lubricating machine parts.
- Remove finished workpieces from machines and place them in boxes or on racks, setting aside pieces that are defective.
- Fit parts together in pre-assembly to ensure that dimensions are accurate.
- Duplicate workpiece contours, using tracer attachments.
- Inspect dies to detect defects, assess wear, and verify specifications, using micrometers, steel gauge pins, and loupes.
- Place workpieces in electroplating solutions or apply pigments to surfaces of workpieces to highlight ridges and grooves.
- Straighten workpieces and remove dents, using straightening presses and hammers.
- Attach workpieces to grinding machines and form specified sections and repair cracks, using welding or brazing equipment.
- Remove and replace worn or broken machine parts, using hand tools.
- Adjust and repair coin, vending, or amusement machines and meters and replace defective mechanical and electrical parts, using hand tools, soldering irons, and diagrams.
- Replace malfunctioning parts, such as worn magnetic heads on automatic teller machine (ATM) card readers.
- Fill machines with products, ingredients, money, and other supplies.
- 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.
- Clean and oil machine parts.
- 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.
- Adjust machine pressure gauges and thermostats.
- 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.
- Adjust and repair coin, vending, or amusement machines and meters and replace defective mechanical and electrical parts, using hand tools, soldering irons, and diagrams.
- Replace malfunctioning parts, such as worn magnetic heads on automatic teller machine (ATM) card readers.
- Connect metal parts or components in hydroelectric plants by welding, soldering, riveting, tapping, bolting, bonding, or screwing.
- Test and repair or replace electrical equipment, such as circuit breakers, station batteries, cable trays, conduits, or control devices.
- Operate high voltage switches or related devices in hydropower stations.
- Identify or address malfunctions of hydroelectric plant operational equipment, such as generators, transformers, or turbines.
- Inspect water-powered electric generators or auxiliary equipment in hydroelectric plants to verify proper operation or to determine maintenance or repair needs.
- Implement load or switching orders in hydroelectric plants, in accordance with specifications or instructions.
- Start, adjust, or stop generating units, operating valves, gates, or auxiliary equipment in hydroelectric power generating plants.
- Perform preventive or corrective containment or cleanup measures in hydroelectric plants to prevent environmental contamination.
- Maintain or repair hydroelectric plant electrical, mechanical, or electronic equipment, such as motors, transformers, voltage regulators, generators, relays, battery systems, air compressors, sump pumps, gates, or valves.
- Operate hydroelectric plant equipment, such as turbines, pumps, valves, gates, fans, electric control boards, or battery banks.
- Communicate status of hydroelectric operating equipment to dispatchers or supervisors.
- Monitor hydroelectric power plant equipment operation and performance, adjusting to performance specifications, as necessary.
- Take readings and record data, such as water levels, temperatures, or flow rates.
- Install or calibrate electrical or mechanical equipment, such as motors, engines, switchboards, relays, switch gears, meters, pumps, hydraulics, or flood channels.
- Lift and move loads, using cranes, hoists, and rigging, to install or repair hydroelectric system equipment or infrastructure.
- Maintain logs, reports, work requests, or other records of work performed in hydroelectric plants.
- Change oil, hydraulic fluid, or other lubricants to maintain condition of hydroelectric plant equipment.
- Perform tunnel or field inspections of hydroelectric plant facilities or resources.
- Erect scaffolds, platforms, or hoisting frames to access hydroelectric plant machinery or infrastructure for repair or replacement.
- Cut, bend, or shape metal for applications in hydroelectric plants, using equipment such as hydraulic benders or pipe threaders.
- Splice or terminate cables or electrical wiring in hydroelectric plants.
- Connect metal parts or components in hydroelectric plants by welding, soldering, riveting, tapping, bolting, bonding, or screwing.
- Test and repair or replace electrical equipment, such as circuit breakers, station batteries, cable trays, conduits, or control devices.
- Weld piping, such as high density polyethylene (HDPE) piping, using techniques such as butt, socket, side-wall, and electro-fusion welding.
- Identify and correct malfunctions of geothermal plant equipment, electrical systems, instrumentation, or controls.
- Monitor and adjust operations of geothermal power plant equipment or systems.
- 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.
- Adjust power production systems to meet load and distribution demands.
- 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.
- Maintain, calibrate, or repair plant instrumentation, control, and electronic devices in geothermal plants.
- Install and maintain geothermal plant electrical protection equipment.
- Design and lay out geothermal heat systems according to property characteristics, heating and cooling requirements, piping and equipment requirements, applicable regulations, or other factors.
- Install and maintain geothermal system instrumentation or controls.
- Prepare newly installed geothermal heat systems for operation by flushing, purging, or other actions.
- 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).
- Weld piping, such as high density polyethylene (HDPE) piping, using techniques such as butt, socket, side-wall, and electro-fusion welding.
- Identify and correct malfunctions of geothermal plant equipment, electrical systems, instrumentation, or controls.
- Cut and weld steel, using underwater welding equipment, jigs, and supports.
- 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.
- Check and maintain diving equipment, such as helmets, masks, air tanks, harnesses, or gauges.
- 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.
- 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.
- Cut and weld steel, using underwater welding equipment, jigs, and supports.
- Perform offshore oil or gas exploration or extraction duties, such as conducting underwater surveys or repairing and maintaining drilling rigs or platforms.
- Set up or operate metalworking, brazing, heat-treating, welding, or cutting equipment.
- Dismantle machines or equipment, using hand tools or power tools to examine parts for defects and replace defective parts where needed.
- Calculate dimensions or tolerances, using instruments, such as micrometers or vernier calipers.
- Machine parts to specifications, using machine tools, such as lathes, milling machines, shapers, or grinders.
- Measure, examine, or test completed units to check for defects and ensure conformance to specifications, using precision instruments, such as micrometers.
- Set up, adjust, or operate basic or specialized machine tools used to perform precision machining operations.
- Program computers or electronic instruments, such as numerically controlled machine tools.
- Study sample parts, blueprints, drawings, or engineering information to determine methods or sequences of operations needed to fabricate products.
- Monitor the feed and speed of machines during the machining process.
- Maintain machine tools in proper operational condition.
- Fit and assemble parts to make or repair machine tools.
- Align and secure holding fixtures, cutting tools, attachments, accessories, or materials onto machines.
- Confer with numerical control programmers to check and ensure that new programs or machinery will function properly and that output will meet specifications.
- Operate equipment to verify operational efficiency.
- Evaluate machining procedures and recommend changes or modifications for improved efficiency or adaptability.
- Diagnose machine tool malfunctions to determine need for adjustments or repairs.
- Design fixtures, tooling, or experimental parts to meet special engineering needs.
- Dispose of scrap or waste material in accordance with company policies and environmental regulations.
- Confer with engineering, supervisory, or manufacturing personnel to exchange technical information.
- Lay out, measure, and mark metal stock to display placement of cuts.
- Separate scrap waste and related materials for reuse, recycling, or disposal.
- Check work pieces to ensure that they are properly lubricated or cooled.
- Support metalworking projects from planning and fabrication through assembly, inspection, and testing, using knowledge of machine functions, metal properties, and mathematics.
- Install repaired parts into equipment or install new equipment.
- Test experimental models under simulated operating conditions, for purposes such as development, standardization, or feasibility of design.
- Prepare working sketches for the illustration of product appearance.
- Establish work procedures for fabricating new structural products, using a variety of metalworking machines.
- Install experimental parts or assemblies, such as hydraulic systems, electrical wiring, lubricants, or batteries into machines or mechanisms.
- Advise clients about the materials being used for finished products.
- Set up or operate metalworking, brazing, heat-treating, welding, or cutting equipment.
- Dismantle machines or equipment, using hand tools or power tools to examine parts for defects and replace defective parts where needed.
- Weld tubing and fittings or solder cable ends, using tack welders, induction brazing chambers, or other equipment.
- Adjust, repair, rework, or replace parts or assemblies to ensure proper operation.
- Assemble parts, fittings, or subassemblies on aircraft, using layout tools, hand tools, power tools, or fasteners, such as bolts, screws, rivets, or clamps.
- Read blueprints, illustrations, or specifications to determine layouts, sequences of operations, or identities or relationships of parts.
- Attach brackets, hinges, or clips to secure or support components or subassemblies, using bolts, screws, rivets, chemical bonding, or welding.
- Inspect or test installed units, parts, systems, or assemblies for fit, alignment, performance, defects, or compliance with standards, using measuring instruments or test equipment.
- Cut, trim, file, bend, or smooth parts to ensure proper fit and clearance.
- Fabricate parts needed for assembly or installation, using shop machinery or equipment.
- Layout and mark reference points and locations for installation of parts or components, using jigs, templates, or measuring and marking instruments.
- Clean, oil, or coat system components, as necessary, before assembly or attachment.
- Assemble prefabricated parts to form subassemblies.
- Set, align, adjust, or synchronize aircraft armament or rigging or control system components to established tolerances or requirements, using sighting devices and hand tools.
- Join structural assemblies, such as wings, tails, or fuselage.
- Position and align subassemblies in jigs or fixtures, using measuring instruments and following blueprint lines and index points.
- Assemble prototypes or integrated-technology demonstrators of new or emerging environmental technologies for aircraft.
- Swage fittings onto cables, using swaging machines.
- Manually install structural assemblies or signal crane operators to position assemblies for joining.
- Align, fit, assemble, connect, or install system components, using jigs, fixtures, measuring instruments, hand tools, or power tools.
- Set up or operate machines or systems to crimp, cut, bend, form, swage, flare, bead, burr, or straighten tubing, according to specifications.
- Place and connect control cables to electronically controlled units, using hand tools, ring locks, cotter keys, threaded connectors, turnbuckles, or related devices.
- Install mechanical linkages and actuators, using tensiometers to verify tension of cables.
- Clean aircraft structures, parts, or components, using aqueous, semi-aqueous, aliphatic hydrocarbon, or organic solvent cleaning products or techniques to reduce carbon or other harmful emissions.
- Install accessories in swaging machines, using hand tools.
- Mark identifying information on tubing or cable assemblies, using etching devices, labels, rubber stamps, or other methods.
- Verify dimensions of cable assemblies or positions of fittings, using measuring instruments.
- Splice cables, using clamps and fittings, or reweave cable strands.
- Fit and fasten sheet metal coverings to surface areas or other sections of aircraft prior to welding or riveting.
- Capture or segregate waste material, such as aluminum swarf, machine cutting fluid, or solvents, for recycling or environmentally responsible disposal.
- Cut cables and tubing, using master templates, measuring instruments, and cable cutters or saws.
- Monitor robotic assembly equipment, such as snake-arm robots, used to assemble, seal, or swage aircraft structures.
- Weld tubing and fittings or solder cable ends, using tack welders, induction brazing chambers, or other equipment.
- Adjust, repair, rework, or replace parts or assemblies to ensure proper operation.
- Operate cutting torches or welding equipment to cut or join metal parts.
- Perform routine maintenance, such as inspecting drives, motors, or belts, checking fluid levels, replacing filters, or doing other preventive maintenance actions.
- Inspect, operate, or test machinery or equipment to diagnose machine malfunctions.
- Adjust functional parts of devices or control instruments, using hand tools, levels, plumb bobs, or straightedges.
- 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.
- Clean or lubricate shafts, bearings, gears, or other parts of machinery.
- 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.
- Maintain or repair specialized equipment or machinery located in cafeterias, laundries, hospitals, stores, offices, or factories.
- 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.
- Perform routine maintenance on boilers, such as replacing burners or hoses, installing replacement parts, or reinforcing structural weaknesses to ensure optimal boiler efficiency.
- Test and treat water supply.
- Provide groundskeeping services, such as landscaping or snow removal.
- 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.
- Operate cutting torches or welding equipment to cut or join metal parts.
- Perform routine maintenance, such as inspecting drives, motors, or belts, checking fluid levels, replacing filters, or doing other preventive maintenance actions.
- Service and repair domestic electrical or gas appliances, such as clothes washers, refrigerators, stoves, and dryers.
- Replace worn and defective parts such as switches, bearings, transmissions, belts, gears, circuit boards, or defective wiring.
- 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.
- Reassemble units after repairs are made, making adjustments and cleaning and lubricating parts as needed.
- 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.
- Set appliance thermostats, and check to ensure that they are functioning properly.
- 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.
- Clean, lubricate, and touch up minor defects on newly installed or repaired appliances.
- 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.
- Replace worn and defective parts such as switches, bearings, transmissions, belts, gears, circuit boards, or defective wiring.
- 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.
- Repair or replace defective parts, using hand tools, milling and woodworking machines, lathes, welding equipment, grinders, or saws.
- 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.
- Reassemble machines and equipment following repair, testing operation and making adjustments, as necessary.
- Clean and lubricate parts.
- Test and replace electrical components and wiring, using test meters, soldering equipment, and hand tools.
- Tune or overhaul engines.
- 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.
- Repair or replace defective parts, using hand tools, milling and woodworking machines, lathes, welding equipment, grinders, or saws.
- Assemble pattern sections, using hand tools, bolts, screws, rivets, glue, or welding equipment.
- Verify conformance of patterns or template dimensions to specifications, using measuring instruments such as calipers, scales, and micrometers.
- Set up and operate machine tools, such as milling machines, lathes, drill presses, and grinders, to machine castings or patterns.
- Repair and rework templates and patterns.
- Read and interpret blueprints or drawings of parts to be cast or patterns to be made, compute dimensions, and plan operational sequences.
- Construct platforms, fixtures, and jigs for holding and placing patterns.
- Clean and finish patterns or templates, using emery cloths, files, scrapers, and power grinders.
- Mark identification numbers or symbols onto patterns or templates.
- Program computerized numerical control machine tools.
- Create computer models of patterns or parts, using modeling software.
- Design and create templates, patterns, or coreboxes according to work orders, sample parts, or mockups.
- Lay out and draw or scribe patterns onto material, using compasses, protractors, rulers, scribes, or other instruments.
- Paint or lacquer patterns.
- Select pattern materials such as wood, resin, and fiberglass.
- Apply plastic-impregnated fabrics or coats of sealing wax or lacquer to patterns used to produce plastic.
- Assemble pattern sections, using hand tools, bolts, screws, rivets, glue, or welding equipment.
- Repair or replace broken, damaged, or worn parts on timepieces, using lathes, drill presses, and hand tools.
- Clean, rinse, and dry timepiece parts, using solutions and ultrasonic or mechanical watch-cleaning machines.
- Adjust timing regulators, using truing calipers, watch-rate recorders, and tweezers.
- 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.
- Oil moving parts of timepieces.
- Estimate repair costs and timepiece values.
- Test timepiece accuracy and performance, using meters and other electronic instruments.
- Perform regular adjustment and maintenance on timepieces, watch cases, and watch bands.
- 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.
- Repair or replace broken, damaged, or worn parts on timepieces, using lathes, drill presses, and hand tools.
- Weld broken or cracked frames together, using oxyacetylene torches and welding rods.
- Install and adjust brakes and brake pads.
- Help customers select bicycles that fit their body sizes and intended bicycle uses.
- Align wheels.
- Assemble new bicycles.
- Sell bicycles and accessories.
- Install, repair, and replace equipment or accessories, such as handlebars, stands, lights, and seats.
- Install new tires and tubes.
- Install and adjust speed and gear mechanisms.
- Clean and lubricate bicycle parts.
- Order bicycle parts.
- Disassemble axles to repair, adjust, and replace defective parts, using hand tools.
- Build wheels by cutting and threading new spokes.
- Shape replacement parts, using bench grinders.
- Repair holes in tire tubes, using scrapers and patches.
- Paint bicycle frames, using spray guns or brushes.
- Weld broken or cracked frames together, using oxyacetylene torches and welding rods.
- Design, weld, and fabricate parts, using blueprints or other mechanical plans.
- 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.
- Clean or lubricate vehicles, machinery, equipment, instruments, tools, work areas, and other objects, using hand tools, power tools, and cleaning equipment.
- 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.
- Adjust, maintain, and repair tools, equipment, and machines, and assist more skilled workers with similar tasks.
- Order new parts to maintain inventory.
- Apply protective materials to equipment, components, and parts to prevent defects and corrosion.
- 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.
- Design, weld, and fabricate parts, using blueprints or other mechanical plans.
- Reline or repair ladles and pouring spouts with refractory clay, using trowels.
- 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.
- Tighten locknuts holding refractory stopper assemblies together, spread mortar on jackets to seal sleeve joints, and dry mortar in ovens.
- 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.
- Assemble electrical or electronic systems or support structures and install components, units, subassemblies, wiring, or assembly casings, using rivets, bolts, soldering or micro-welding equipment.
- Read and interpret schematic drawings, diagrams, blueprints, specifications, work orders, or reports to determine materials requirements or assembly instructions.
- Adjust, repair, or replace electrical or electronic components to correct defects and to ensure conformance to specifications.
- Position, align, or adjust workpieces or electrical parts to facilitate wiring or assembly.
- Explain assembly procedures or techniques to other workers.
- Clean parts, using cleaning solutions, air hoses, and cloths.
- Drill or tap holes in specified equipment locations to mount control units or to provide openings for elements, wiring, or instruments.
- Fabricate or form parts, coils, or structures according to specifications, using drills, calipers, cutters, or saws.
- Confer with supervisors or engineers to plan or review work activities or to resolve production problems.
- Inspect or test wiring installations, assemblies, or circuits for resistance factors or for operation, and record results.
- Mark and tag components so that stock inventory can be tracked and identified.
- Measure and adjust voltages to specified values to determine operational accuracy of instruments.
- Complete, review, or maintain production, time, or component waste reports.
- Distribute materials, supplies, or subassemblies to work areas.
- Pack finished assemblies for shipment, and transport them to storage areas, using hoists or handtrucks.
- Instruct customers in the installation, repair, or maintenance of products.
- Paint structures as specified, using paint sprayers.
- Assemble electrical or electronic systems or support structures and install components, units, subassemblies, wiring, or assembly casings, using rivets, bolts, soldering or micro-welding equipment.
- 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.
- Fit and assemble parts to make, repair, or modify dies, jigs, gauges, and tools, using machine tools, hand tools, or welders.
- Verify dimensions, alignments, and clearances of finished parts for conformance to specifications, using measuring instruments such as calipers, gauge blocks, micrometers, or dial indicators.
- Set up and operate conventional or computer numerically controlled machine tools such as lathes, milling machines, or grinders to cut, bore, grind, or otherwise shape parts to prescribed dimensions and finishes.
- Visualize and compute dimensions, sizes, shapes, and tolerances of assemblies, based on specifications.
- Study blueprints, sketches, models, or specifications to plan sequences of operations for fabricating tools, dies, or assemblies.
- Inspect finished dies for smoothness, contour conformity, and defects.
- Select metals to be used from a range of metals and alloys, based on properties such as hardness or heat tolerance.
- Lift, position, and secure machined parts on surface plates or worktables, using hoists, vises, v-blocks, or angle plates.
- File, grind, shim, and adjust different parts to properly fit them together.
- Smooth and polish flat and contoured surfaces of parts or tools, using scrapers, abrasive stones, files, emery cloths, or power grinders.
- Measure, mark, and scribe metal or plastic stock to lay out machining, using instruments such as protractors, micrometers, scribes, or rulers.
- Conduct test runs with completed tools or dies to ensure that parts meet specifications, making adjustments as necessary.
- Design jigs, fixtures, and templates for use as work aids in the fabrication of parts or products.
- Cut, shape, and trim blanks or blocks to specified lengths or shapes, using power saws, power shears, rules, and hand tools.
- Set up and operate drill presses to drill and tap holes in parts for assembly.
- Develop and design new tools and dies, using computer-aided design software.
- Set pyrometer controls of heat-treating furnaces and feed or place parts, tools, or assemblies into furnaces to harden.
- Fit and assemble parts to make, repair, or modify dies, jigs, gauges, and tools, using machine tools, hand tools, or welders.
- Replace or repair metal, wood, leather, glass, or other lining in machines, or in equipment compartments or containers.
- 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.
- Set up and operate machines, and adjust controls to regulate operations.
- Lubricate or apply adhesives or other materials to machines, machine parts, or other equipment according to specified procedures.
- 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.
- Replace or repair metal, wood, leather, glass, or other lining in machines, or in equipment compartments or containers.
- Repair or adjust equipment, machines, or defective components, replacing worn parts, such as gaskets or seals in watertight electrical equipment.
- 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.
- Perform scheduled preventive maintenance tasks, such as checking, cleaning, or repairing equipment, to detect and prevent problems.
- Calibrate testing instruments and installed or repaired equipment to prescribed specifications.
- 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.
- Repair or adjust equipment, machines, or defective components, replacing worn parts, such as gaskets or seals in watertight electrical equipment.
- Repair or replace defective or worn parts such as bearings, pistons, and gears, using hand tools, torque wrenches, power tools, and welding equipment.
- 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.
- Adjust repaired or replaced units as needed to ensure proper operation.
- 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.
- 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.
- Attach ampoule to diffusion pump to remove air from ampoule, and seal ampoule, using blowtorch.
- Manipulate valves, switches, and buttons, or key commands into control panels to start semiconductor processing cycles.
- Maintain processing, production, and inspection information and reports.
- Inspect materials, components, or products for surface defects and measure circuitry, using electronic test equipment, precision measuring instruments, microscope, and standard procedures.
- Clean semiconductor wafers using cleaning equipment, such as chemical baths, automatic wafer cleaners, or blow-off wands.
- Study work orders, instructions, formulas, and processing charts to determine specifications and sequence of operations.
- Load and unload equipment chambers and transport finished product to storage or to area for further processing.
- Clean and maintain equipment, including replacing etching and rinsing solutions and cleaning bath containers and work area.
- Place semiconductor wafers in processing containers or equipment holders, using vacuum wand or tweezers.
- Set, adjust, and readjust computerized or mechanical equipment controls to regulate power level, temperature, vacuum, and rotation speed of furnace, according to crystal growing specifications.
- Etch, lap, polish, or grind wafers or ingots to form circuitry and change conductive properties, using etching, lapping, polishing, or grinding equipment.
- Load semiconductor material into furnace.
- Monitor operation and adjust controls of processing machines and equipment to produce compositions with specific electronic properties, using computer terminals.
- Count, sort, and weigh processed items.
- Calculate etching time based on thickness of material to be removed from wafers or crystals.
- Inspect equipment for leaks, diagnose malfunctions, and request repairs.
- Align photo mask pattern on photoresist layer, expose pattern to ultraviolet light, and develop pattern, using specialized equipment.
- Stamp, etch, or scribe identifying information on finished component according to specifications.
- Operate saw to cut remelt into sections of specified size or to cut ingots into wafers.
- Scribe or separate wafers into dice.
- Connect reactor to computer, using hand tools and power tools.
- Mount crystal ingots or wafers on blocks or plastic laminate, using special mounting devices, to facilitate their positioning in the holding fixtures of sawing, drilling, grinding or sanding equipment.
- Measure and weigh amounts of crystal growing materials, mix and grind materials, load materials into container, and monitor processing procedures to help identify crystal growing problems.
- Locate crystal axis of ingot, and draw orientation lines on ingot, using x-ray equipment, drill, and sanding machine.
- Attach ampoule to diffusion pump to remove air from ampoule, and seal ampoule, using blowtorch.
- Fit and weld replacement parts into place, using wrenches and welding equipment, and grind down welds to smooth them, using power grinders and other tools.
- File, grind, sand, and smooth filled or repaired surfaces, using power tools and hand tools.
- Inspect repaired vehicles for proper functioning, completion of work, dimensional accuracy, and overall appearance of paint job, and test-drive vehicles to ensure proper alignment and handling.
- Prime and paint repaired surfaces, using paint sprayguns and motorized sanders.
- Follow supervisors' instructions as to which parts to restore or replace and how much time the job should take.
- Sand body areas to be painted and cover bumpers, windows, and trim with masking tape or paper to protect them from the paint.
- Chain or clamp frames and sections to alignment machines that use hydraulic pressure to align damaged components.
- Position dolly blocks against surfaces of dented areas and beat opposite surfaces to remove dents, using hammers.
- Cut and tape plastic separating film to outside repair areas to avoid damaging surrounding surfaces during repair procedure and remove tape and wash surfaces after repairs are complete.
- Review damage reports, prepare or review repair cost estimates, and plan work to be performed.
- Fill small dents that cannot be worked out with plastic or solder.
- Remove damaged sections of vehicles using metal-cutting guns, air grinders and wrenches, and install replacement parts using wrenches or welding equipment.
- Remove small pits and dimples in body metal, using pick hammers and punches.
- Remove upholstery, accessories, electrical window-and-seat-operating equipment, and trim to gain access to vehicle bodies and fenders.
- Mix polyester resins and hardeners to be used in restoring damaged areas.
- Fit and secure windows, vinyl roofs, and metal trim to vehicle bodies, using caulking guns, adhesive brushes, and mallets.
- Adjust or align headlights, wheels, and brake systems.
- Replace damaged glass on vehicles.
- Remove damaged panels, and identify the family and properties of the plastic used on a vehicle.
- Apply heat to plastic panels, using hot-air welding guns or immersion in hot water, and press the softened panels back into shape by hand.
- Clean work areas, using air hoses, to remove damaged material and discarded fiberglass strips used in repair procedures.
- Soak fiberglass matting in resin mixtures and apply layers of matting over repair areas to specified thicknesses.
- Read specifications or confer with customers to determine the desired custom modifications for altering the appearance of vehicles.
- Cut openings in vehicle bodies for the installation of customized windows, using templates and power shears or chisels.
- Measure and mark vinyl material and cut material to size for roof installation, using rules, straightedges, and hand shears.
- Fit and weld replacement parts into place, using wrenches and welding equipment, and grind down welds to smooth them, using power grinders and other tools.
- Repair, adjust, or replace electrical or mechanical components or parts, using hand tools, power tools, or soldering or welding equipment.
- 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.
- Align, adjust, or calibrate equipment according to specifications.
- 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.
- Clean, oil, or adjust mechanical parts to maintain machines' operating efficiency and to prevent breakdowns.
- 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.
- Fill machines with toners, inks, or other duplicating fluids.
- Train new repairers.
- Calibrate testing instruments.
- Repair, adjust, or replace electrical or mechanical components or parts, using hand tools, power tools, or soldering or welding equipment.
- Repair or replace worn or broken door parts, using hand tools.
- Wind large springs with upward motion of arm.
- Adjust doors to open or close with the correct amount of effort, or make simple adjustments to electric openers.
- 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.
- Lubricate door closer oil chambers, and pack spindles with leather washers.
- 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.
- Repair or replace worn or broken door parts, using hand tools.
