- Inspect, test, and measure completed work, using devices such as hand tools or gauges to verify conformance to standards or repair requirements.
Occupations with related tasks Save Table: XLSX CSV
| Closely Related Tasks | All Related Tasks | Job Zone | Code | Occupation |
| 2 | 2 | 2 | 49-3043.00 | Rail Car Repairers |
| 2 | 2 | 2 | 49-3021.00 | Automotive Body and Related Repairers |
| 1 | 1 | 3 | 49-9061.00 | Camera and Photographic Equipment Repairers |
| 1 | 1 | 3 | 49-2093.00 | Electrical and Electronics Installers and Repairers, Transportation Equipment 
|
| 1 | 1 | 2 | 49-9045.00 | Refractory Materials Repairers, Except Brickmasons |
| 1 | 1 | 2 | 49-3092.00 | Recreational Vehicle Service Technicians
|
| 1 | 1 | 3 | 49-3042.00 | Mobile Heavy Equipment Mechanics, Except Engines
|
| 1 | 1 | 3 | 19-4092.00 | Forensic Science Technicians
|
| 1 | 1 | 3 | 49-3031.00 | Bus and Truck Mechanics and Diesel Engine Specialists |
| 1 | 1 | 3 | 49-9021.00 | Heating, Air Conditioning, and Refrigeration Mechanics and Installers
|
| 1 | 1 | 3 | 49-9071.00 | Maintenance and Repair Workers, General
|
| 1 | 1 | 3 | 49-2021.00 | Radio, Cellular, and Tower Equipment Installers and Repairers |
| 1 | 1 | 2 | 49-9031.00 | Home Appliance Repairers |
| 1 | 1 | 3 | 49-3011.00 | Aircraft Mechanics and Service Technicians |
| 1 | 1 | 3 | 49-9012.00 | Control and Valve Installers and Repairers, Except Mechanical Door |
| 1 | 1 | 3 | 49-2022.00 | Telecommunications Equipment Installers and Repairers, Except Line Installers
|
- Test units for operability before and after repairs.
- Measure diameters of axle wheel seats, using micrometers, and mark dimensions on axles so that wheels can be bored to specified dimensions.
- 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.
- Repair or replace defective or worn parts such as bearings, pistons, and gears, using hand tools, torque wrenches, power tools, and welding equipment.
- 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.
- 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.
- 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.
- Test units for operability before and after repairs.
- Measure diameters of axle wheel seats, using micrometers, and mark dimensions on axles so that wheels can be bored to specified dimensions.
- 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.
- Measure and mark vinyl material and cut material to size for roof installation, using rules, straightedges, and hand shears.
- File, grind, sand, and smooth filled or repaired surfaces, using power tools and hand tools.
- 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.
- 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.
- 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.
- Measure and mark vinyl material and cut material to size for roof installation, using rules, straightedges, and hand shears.
- Measure parts to verify specified dimensions or settings, such as camera shutter speed or light meter reading accuracy, using measuring instruments.
- Adjust cameras, photographic mechanisms, or equipment such as range and view finders, shutters, light meters, or lens systems, using hand tools.
- Disassemble equipment to gain access to defect, using hand tools.
- Test equipment performance, focus of lens system, diaphragm alignment, lens mounts, or film transport, using precision gauges.
- Clean and lubricate cameras and polish camera lenses, using cleaning materials and work aids.
- Requisition parts or materials.
- Calibrate and verify accuracy of light meters, shutter diaphragm operation, or lens carriers, using timing instruments.
- Examine cameras, equipment, processed film, or laboratory reports to diagnose malfunction, using work aids and specifications.
- Read and interpret engineering drawings, diagrams, instructions, or specifications to determine needed repairs, fabrication method, and operation sequence.
- Fabricate or modify defective electronic, electrical, or mechanical components, using bench lathe, milling machine, shaper, grinder, or precision hand tools, according to specifications.
- Install electrical assemblies and wiring in aircraft camera housings and memory cards or film in cameras, following blueprints and using hand tools and soldering equipment.
- Assemble aircraft cameras, still or motion picture cameras, photographic equipment, or frames, using diagrams, blueprints, bench machines, hand tools, or power tools.
- Record test data and document fabrication techniques on reports.
- Lay out reference points and dimensions on parts or metal stock to be machined, using precision measuring instruments.
- Recommend design changes or upgrades of microfilming, film-developing, or photographic equipment.
- Measure parts to verify specified dimensions or settings, such as camera shutter speed or light meter reading accuracy, using measuring instruments.
- Measure, cut, and install frameworks and conduit to support and connect wiring, control panels, and junction boxes, using hand tools.
- Inspect and test electrical systems and equipment to locate and diagnose malfunctions, using visual inspections, testing devices, and computer software.
- Reassemble and test equipment after repairs.
- Adjust, repair, or replace defective wiring and relays in ignition, lighting, air-conditioning, and safety control systems, using electrician's tools.
- Splice wires with knives or cutting pliers, and solder connections to fixtures, outlets, and equipment.
- Locate and remove or repair circuit defects such as blown fuses or malfunctioning transistors.
- Maintain equipment service records.
- Refer to schematics and manufacturers' specifications that show connections and provide instructions on how to locate problems.
- Install fixtures, outlets, terminal boards, switches, and wall boxes, using hand tools.
- Install new fuses, electrical cables, or power sources as required.
- Cut openings and drill holes for fixtures, outlet boxes, and fuse holders, using electric drills and routers.
- Confer with customers to determine the nature of malfunctions.
- Install electrical equipment such as air-conditioning, heating, or ignition systems and components such as generator brushes and commutators, using hand tools.
- Repair or rebuild equipment such as starters, generators, distributors, or door controls, using electrician's tools.
- Estimate costs of repairs based on parts and labor requirements.
- Measure, cut, and install frameworks and conduit to support and connect wiring, control panels, and junction boxes, using hand tools.
- Measure furnace walls to determine dimensions and cut required number of sheets from plastic block, using saws.
- 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.
- 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.
- Measure furnace walls to determine dimensions and cut required number of sheets from plastic block, using saws.
- Examine or test operation of parts or systems to ensure completeness of repairs.
- 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.
- 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.
- Diagnose and repair furnace or air conditioning 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.
- Examine or test operation of parts or systems to ensure completeness of repairs.
- Test mechanical products and equipment after repair or assembly to ensure proper performance and compliance with manufacturers' specifications.
- Repair and replace damaged or worn parts.
- 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.
- 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.
- 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.
- Weld or solder broken parts and structural members, using electric or gas welders and soldering tools.
- Research, order, and maintain parts inventory for services and repairs.
- Fit bearings to adjust, repair, or overhaul mobile mechanical, hydraulic, and pneumatic equipment.
- 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.
- Test mechanical products and equipment after repair or assembly to ensure proper performance and compliance with manufacturers' specifications.
- Measure and sketch crime scenes to document evidence.
- Collect evidence from crime scenes, storing it in conditions that preserve its integrity.
- Keep records and prepare reports detailing findings, investigative methods, and laboratory techniques.
- Use photographic or video equipment to document evidence or crime scenes.
- Testify in court about investigative or analytical methods or findings.
- Use chemicals or other substances to examine latent fingerprint evidence and compare developed prints to those of known persons in databases.
- Visit morgues, examine scenes of crimes, or contact other sources to obtain evidence or information to be used in investigations.
- Train new technicians or other personnel on forensic science techniques.
- Operate and maintain laboratory equipment and apparatus.
- Collect impressions of dust from surfaces to obtain and identify fingerprints.
- Examine and analyze blood stain patterns at crime scenes.
- Analyze gunshot residue and bullet paths to determine how shootings occurred.
- Confer with ballistics, fingerprinting, handwriting, documents, electronics, medical, chemical, or metallurgical experts concerning evidence and its interpretation.
- Prepare solutions, reagents, or sample formulations needed for laboratory work.
- Examine footwear, tire tracks, or other types of impressions.
- Determine types of bullets and specific weapons used in shootings.
- Interpret laboratory findings or test results to identify and classify substances, materials, or other evidence collected at crime scenes.
- Compare objects, such as tools, with impression marks to determine whether a specific object is responsible for a specific mark.
- Examine firearms to determine mechanical condition and legal status, performing restoration work on damaged firearms to obtain information, such as serial numbers.
- Analyze DNA data to identify DNA donor profiles.
- Analyze data from computers or other digital media sources for evidence related to criminal activity.
- Examine physical evidence, such as hair, biological fluids, fiber, wood, or soil residues to obtain information about its source and composition.
- Reconstruct crime scenes to determine relationships among pieces of evidence.
- Review forensic analysts' reports for technical merit.
- Identify and quantify drugs or poisons found in biological fluids or tissues, in foods, or at crime scenes.
- Measure and sketch crime scenes to document evidence.
- Inspect and verify dimensions and clearances of parts to ensure conformance to factory specifications.
- Use handtools, such as screwdrivers, pliers, wrenches, pressure gauges, or precision instruments, as well as power tools, such as pneumatic wrenches, lathes, welding equipment, or jacks and hoists.
- Inspect brake systems, steering mechanisms, wheel bearings, and other important parts to ensure that they are in proper operating condition.
- Raise trucks, buses, and heavy parts or equipment using hydraulic jacks or hoists.
- Adjust and reline brakes, align wheels, tighten bolts and screws, and reassemble equipment.
- Attach test instruments to equipment, and read dials and gauges to diagnose malfunctions.
- Perform routine maintenance such as changing oil, checking batteries, and lubricating equipment and machinery.
- Examine and adjust protective guards, loose bolts, and specified safety devices.
- Inspect, test, and listen to defective equipment to diagnose malfunctions, using test instruments such as handheld computers, motor analyzers, chassis charts, or pressure gauges.
- Rewire ignition systems, lights, and instrument panels.
- Test drive trucks and buses to diagnose malfunctions or to ensure that they are working properly.
- Diagnose and repair vehicle heating and cooling systems.
- Inspect, repair, and maintain automotive and mechanical equipment and machinery, such as pumps and compressors.
- Disassemble and overhaul internal combustion engines, pumps, generators, transmissions, clutches, and differential units.
- Adjust or repair computer controlled exhaust emissions devices.
- Rebuild gas or diesel engines.
- Specialize in repairing and maintaining parts of the engine, such as fuel injection systems.
- Recondition and replace parts, pistons, bearings, gears, and valves.
- Install or repair accessories.
- Repair or adjust seats, doors, or windows.
- Dismount, mount, and repair or replace tires.
- Align front ends and suspension systems.
- Maintain or repair vehicles with alternative fuel systems, including biodiesel, hybrid, or compressed natural gas vehicles.
- Measure vehicle emissions to determine whether they are within acceptable limits.
- Follow green operational practices involving conservation of water or energy or reduction of solid waste.
- Operate valve-grinding machines to grind and reset valves.
- Inspect and verify dimensions and clearances of parts to ensure conformance to factory specifications.
- Measure, cut, thread, or bend pipe or tubing, using pipe fitter's tools.
- 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.
- Repair or replace defective equipment, components, or wiring.
- 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.
- Braze or solder parts to repair defective joints and leaks.
- Lay out and connect electrical wiring between controls and equipment, according to wiring diagrams, using electrician's hand tools.
- Perform mechanical overhauls and refrigerant reclaiming.
- Install expansion and control valves, using acetylene torches and wrenches.
- 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.
- Repair or service heating, ventilating, and air conditioning (HVAC) systems to improve efficiency, such as by changing filters, cleaning ducts, and refilling non-toxic refrigerants.
- Test pipes, lines, components, and connections for leaks.
- Measure, cut, thread, or bend pipe or tubing, using pipe fitter's tools.
- Inspect used parts to determine changes in dimensional requirements, using rules, calipers, micrometers, or other measuring instruments.
- 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.
- Operate cutting torches or welding equipment to cut or join metal parts.
- 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.
- Inspect used parts to determine changes in dimensional requirements, using rules, calipers, micrometers, or other measuring instruments.
- Inspect completed work to ensure all hardware is tight, antennas are level, hangers are properly fastened, proper support is in place, or adequate weather proofing has been installed.
- Run appropriate power, ground, or coaxial cables.
- Test operation of tower transmission components, using sweep testing tools or software.
- Install all necessary transmission equipment components, including antennas or antenna mounts, surge arrestors, transmission lines, connectors, or tower-mounted amplifiers (TMAs).
- Read work orders, blueprints, plans, datasheets or site drawings to determine work to be done.
- Replace existing antennas with new antennas as directed.
- Bolt equipment into place, using hand or power tools.
- Install, connect, or test underground or aboveground grounding systems.
- Complete reports related to project status, progress, or other work details, using computer software.
- Check antenna positioning to ensure specified azimuths or mechanical tilts and adjust as necessary.
- Transport equipment to work sites, using utility trucks and equipment trailers.
- Take site survey photos or photos of work performed, using digital cameras.
- Climb towers to access components, using safety equipment, such as full-body harnesses.
- Climb communication towers to install, replace, or repair antennas or auxiliary equipment used to transmit and receive radio waves.
- Lift equipment into position, using cranes and rigging tools or equipment, such as gin poles.
- Perform maintenance or repair work on existing tower equipment, using hand or power tools.
- Locate tower sites where work is to be performed, using mapping software.
- Install or repair tower lighting components, including strobes, beacons, or lighting controllers.
- Calibrate and align components, using scales, gauges, and other measuring instruments.
- Examine malfunctioning radio equipment to locate defects such as loose connections, broken wires, or burned-out components, using schematic diagrams and test equipment.
- Insert plugs into receptacles and bolt or screw leads to terminals to connect equipment to power sources, using hand tools.
- Install, adjust, and repair stationary and mobile radio transmitting and receiving equipment and two-way radio communication systems.
- Monitor radio range stations to detect transmission flaws and adjust controls to eliminate flaws.
- Mount equipment on transmission towers and in vehicles such as ships or ambulances.
- Remove and replace defective components and parts such as conductors, resistors, semiconductors, and integrated circuits, using soldering irons, wire cutters, and hand tools.
- Repair circuits, wiring, and soldering, using soldering irons and hand tools to install parts and adjust connections.
- Test batteries, using hydrometers and ammeters, and charge batteries as necessary.
- Test emergency transmitters to ensure their readiness for immediate use.
- Test equipment functions such as signal strength and quality, transmission capacity, interference, and signal delay, using equipment such as oscilloscopes, circuit analyzers, frequency meters, and wattmeters.
- Turn setscrews to adjust receivers for maximum sensitivity and transmitters for maximum output.
- Inspect completed work to ensure all hardware is tight, antennas are level, hangers are properly fastened, proper support is in place, or adequate weather proofing has been installed.
- Take measurements to determine if appliances will fit in installation locations, performing minor carpentry work when necessary to ensure proper installation.
- 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.
- Replace worn and defective parts such as switches, bearings, transmissions, belts, gears, circuit boards, or defective wiring.
- 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.
- Service and repair domestic electrical or gas appliances, such as clothes washers, refrigerators, stoves, and dryers.
- Reassemble units after repairs are made, making adjustments and cleaning and lubricating parts as needed.
- 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.
- 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.
- Take measurements to determine if appliances will fit in installation locations, performing minor carpentry work when necessary to ensure proper installation.
- Inspect completed work to certify that maintenance meets standards and that aircraft are ready for operation.
- 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.
- 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.
- 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.
- 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.
- Remove, inspect, repair, and install in-flight refueling stores and external fuel tanks.
- Prepare and paint aircraft surfaces.
- Inspect completed work to certify that maintenance meets standards and that aircraft are ready for operation.
- Measure tolerances of assembled and salvageable parts for conformance to standards or specifications, using gauges, micrometers, and calipers.
- Record maintenance information, including test results, material usage, and repairs made.
- Disassemble and repair mechanical control devices or valves, such as regulators, thermostats, or hydrants, using power tools, hand tools, and cutting torches.
- 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.
- Replace defective parts, such as bellows, range springs, and toggle switches, and reassemble units according to blueprints, using cam presses and hand tools.
- Recondition displacement type gas meters and governors, fabricating, machining, or modifying parts needed for repairs.
- Clean internal compartments and moving parts, using rags and cleaning compounds.
- Dismantle meters, and replace or adjust defective parts such as cases, shafts, gears, disks, and recording mechanisms, using soldering irons and hand tools.
- Disconnect or remove defective or unauthorized meters, using hand tools.
- Reassemble repaired equipment, and solder top, front, and back case panels in place, using soldering guns, power tools, and hand tools.
- Attach air hoses to meter inlets, plug outlets, and observe gauges for pressure losses to test internal seams for leaks.
- 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.
- Measure tolerances of assembled and salvageable parts for conformance to standards or specifications, using gauges, micrometers, and calipers.
- Measure distances from landmarks to identify exact installation sites for equipment.
- Demonstrate equipment to customers and explain its use, responding to any inquiries or complaints.
- Test circuits and components of malfunctioning telecommunications equipment to isolate sources of malfunctions, using test meters, circuit diagrams, polarity probes, and other hand tools.
- Test repaired, newly installed, or updated equipment to ensure that it functions properly and conforms to specifications, using test equipment and observation.
- Climb poles and ladders, use truck-mounted booms, and enter areas such as manholes and cable vaults to install, maintain, or inspect equipment.
- Assemble and install communication equipment such as data and telephone communication lines, wiring, switching equipment, wiring frames, power apparatus, computer systems, and networks.
- Run wires between components and to outside cable systems, connecting them to wires from telephone poles or underground cable accesses.
- Test connections to ensure that power supplies are adequate and that communications links function.
- Note differences in wire and cable colors so that work can be performed correctly.
- Inspect equipment on a regular basis to ensure proper functioning.
- Collaborate with other workers to locate and correct malfunctions.
- Remove loose wires and other debris after work is completed.
- Repair or replace faulty equipment, such as defective and damaged telephones, wires, switching system components, and associated equipment.
- Maintain computer and manual records pertaining to facilities and equipment.
- Communicate with bases, using telephones or two-way radios to receive instructions or technical advice, or to report equipment status.
- Remove and remake connections to change circuit layouts, following work orders or diagrams.
- Clean and maintain tools, test equipment, and motor vehicles.
- Perform database verifications, using computers.
- Request support from technical service centers when on-site procedures fail to solve installation or maintenance problems.
- Analyze test readings, computer printouts, and trouble reports to determine equipment repair needs and required repair methods.
- Adjust or modify equipment to enhance equipment performance or to respond to customer requests.
- Remove and replace plug-in circuit equipment.
- Refer to manufacturers' manuals to obtain maintenance instructions pertaining to specific malfunctions.
- Dig holes or trenches as necessary for equipment installation and access.
- Review manufacturer's instructions, manuals, technical specifications, building permits, and ordinances to determine communication equipment requirements and procedures.
- Drive crew trucks to and from work areas.
- Route and connect cables and lines to switches, switchboard equipment, and distributing frames, using wire-wrap guns or soldering irons to connect wires to terminals.
- Designate cables available for use.
- Diagnose and correct problems from remote locations, using special switchboards to find the sources of problems.
- Program computerized switches and switchboards to provide requested features.
- Enter codes needed to correct electronic switching system programming.
- Examine telephone transmission facilities to determine requirements for new or additional telephone services.
- Install updated software and programs that maintain existing software or provide requested features, such as time-correlated call routing.
- Perform routine maintenance on equipment, including adjusting and lubricating components and painting worn or exposed areas.
- Determine viability of sites through observation, and discuss site locations and construction requirements with customers.
- Install telephone station equipment, such as intercommunication systems, transmitters, receivers, relays, and ringers, and related apparatus, such as coin collectors, telephone booths, and switching-key equipment.
- Clean switches and replace contact points, using vacuum hoses, solvents, and hand tools.
- Provide input into the design and manufacturing of new equipment.
- Address special issues or situations, such as illegal or unauthorized use of equipment, or cases of electrical or acoustic shock.
- Place intercept circuits on terminals to handle vacant lines in central office installations.
- Measure distances from landmarks to identify exact installation sites for equipment.
