- Diagnose mechanical problems and determine how to correct them, checking blueprints, repair manuals, or parts catalogs, as necessary.
Occupations with related tasks Save Table: XLSX CSV
| Closely Related Tasks | All Related Tasks | Job Zone | Code | Occupation |
| 2 | 4 | 3 | 49-3011.00 | Aircraft Mechanics and Service Technicians |
| 2 | 3 | 3 | 49-2022.00 | Telecommunications Equipment Installers and Repairers, Except Line Installers 
|
| 2 | 2 | 3 | 49-3042.00 | Mobile Heavy Equipment Mechanics, Except Engines
|
| 1 | 2 | 3 | 49-9062.00 | Medical Equipment Repairers
|
| 1 | 2 | 3 | 49-3023.00 | Automotive Service Technicians and Mechanics |
| 1 | 2 | 2 | 49-9031.00 | Home Appliance Repairers |
| 1 | 2 | 3 | 49-2092.00 | Electric Motor, Power Tool, and Related Repairers |
| 1 | 1 | 3 | 49-2097.00 | Audiovisual Equipment Installers and Repairers |
| 1 | 1 | 3 | 49-2091.00 | Avionics Technicians |
| 1 | 1 | 3 | 49-9081.00 | Wind Turbine Service Technicians
|
| 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 | 3 | 49-2095.00 | Electrical and Electronics Repairers, Powerhouse, Substation, and Relay |
| 1 | 1 | 2 | 49-9091.00 | Coin, Vending, and Amusement Machine Servicers and Repairers |
| 1 | 1 | 2 | 49-9044.00 | Millwrights |
| 1 | 1 | 2 | 49-9099.01 | Geothermal Technicians |
| 1 | 1 | 3 | 49-2011.00 | Computer, Automated Teller, and Office Machine Repairers |
| 1 | 1 | 4 | 41-9031.00 | Sales Engineers
|
| 1 | 1 | 3 | 51-8021.00 | Stationary Engineers and Boiler Operators |
| 1 | 1 | 3 | 49-3031.00 | Bus and Truck Mechanics and Diesel Engine Specialists |
| 1 | 1 | 5 | 25-4022.00 | Librarians and Media Collections Specialists |
| 1 | 1 | 2 | 51-8013.00 | Power Plant Operators |
- Read and interpret maintenance manuals, service bulletins, and other specifications to determine the feasibility and method of repairing or replacing malfunctioning or damaged components.
- Accompany aircraft on flights to make in-flight adjustments and corrections.
- Modify aircraft structures, space vehicles, systems, or components, following drawings, schematics, charts, engineering orders, and technical publications.
- Read and interpret pilots' descriptions of problems to diagnose causes.
- 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.
- Maintain repair logs, documenting all preventive and corrective aircraft maintenance.
- 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.
- 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.
- 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.
- Read and interpret maintenance manuals, service bulletins, and other specifications to determine the feasibility and method of repairing or replacing malfunctioning or damaged components.
- Accompany aircraft on flights to make in-flight adjustments and corrections.
- Modify aircraft structures, space vehicles, systems, or components, following drawings, schematics, charts, engineering orders, and technical publications.
- Read and interpret pilots' descriptions of problems to diagnose causes.
- Refer to manufacturers' manuals to obtain maintenance instructions pertaining to specific malfunctions.
- Diagnose and correct problems from remote locations, using special switchboards to find the sources of problems.
- Review manufacturer's instructions, manuals, technical specifications, building permits, and ordinances to determine communication equipment requirements and procedures.
- 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.
- Dig holes or trenches as necessary for equipment installation and access.
- 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.
- Program computerized switches and switchboards to provide requested features.
- Enter codes needed to correct electronic switching system programming.
- Examine telephone transmission facilities to determine requirements for new or additional telephone services.
- Measure distances from landmarks to identify exact installation sites for equipment.
- Install updated software and programs that maintain existing software or provide requested features, such as time-correlated call routing.
- 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.
- Refer to manufacturers' manuals to obtain maintenance instructions pertaining to specific malfunctions.
- Diagnose and correct problems from remote locations, using special switchboards to find the sources of problems.
- Review manufacturer's instructions, manuals, technical specifications, building permits, and ordinances to determine communication equipment requirements and procedures.
- Read and understand operating manuals, blueprints, and technical drawings.
- Diagnose faults or malfunctions to determine required repairs, using engine diagnostic equipment such as computerized test equipment and calibration devices.
- Repair and replace damaged or worn parts.
- 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.
- 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.
- 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.
- Read and understand operating manuals, blueprints, and technical drawings.
- Diagnose faults or malfunctions to determine required repairs, using engine diagnostic equipment such as computerized test equipment and calibration devices.
- Study technical manuals or attend training sessions provided by equipment manufacturers to maintain current knowledge.
- Plan and carry out work assignments, using blueprints, schematic drawings, technical manuals, wiring diagrams, or liquid or air flow sheets, following prescribed regulations, directives, or other instructions as required.
- Test or calibrate components or equipment, following manufacturers' manuals and troubleshooting techniques, using hand tools, power tools, or measuring devices.
- Perform preventive maintenance or service, such as cleaning, lubricating, or adjusting equipment.
- Inspect, test, or troubleshoot malfunctioning medical or related equipment, following manufacturers' specifications and using test and analysis instruments.
- Keep records of maintenance, repair, and required updates of equipment.
- Disassemble malfunctioning equipment and remove, repair, or replace defective parts, such as motors, clutches, or transformers.
- Examine medical equipment or facility's structural environment and check for proper use of equipment to protect patients and staff from electrical or mechanical hazards and to ensure compliance with safety regulations.
- Install medical equipment.
- Test, evaluate, and classify excess or in-use medical equipment and determine serviceability, condition, and disposition, in accordance with regulations.
- Explain or demonstrate correct operation or preventive maintenance of medical equipment to personnel.
- Research catalogs or repair part lists to locate sources for repair parts, requisitioning parts and recording their receipt.
- 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.
- Solder loose connections, using soldering iron.
- Compute power and space requirements for installing medical, dental, or related equipment and install units to manufacturers' specifications.
- Evaluate technical specifications to identify equipment or systems best suited for intended use and possible purchase, based on specifications, user needs, or technical requirements.
- Contribute expertise to develop medical maintenance standard operating procedures.
- Fabricate, dress down, or substitute parts or major new items to modify equipment to meet unique operational or research needs, working from job orders, sketches, modification orders, samples, or discussions with operating officials.
- Supervise or advise subordinate personnel.
- Make computations relating to load requirements of wiring or equipment, using algebraic expressions and standard formulas.
- Study technical manuals or attend training sessions provided by equipment manufacturers to maintain current knowledge.
- Plan and carry out work assignments, using blueprints, schematic drawings, technical manuals, wiring diagrams, or liquid or air flow sheets, following prescribed regulations, directives, or other instructions as required.
- Troubleshoot fuel, ignition, and emissions control systems, using electronic testing equipment.
- Review work orders and discuss work with supervisors.
- 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.
- Repair, reline, replace, and adjust brakes.
- 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.
- Repair and service air conditioning, heating, engine cooling, and electrical systems.
- Disassemble units and inspect parts for wear, using micrometers, calipers, and gauges.
- Test electronic computer components in automobiles to ensure proper operation.
- Overhaul or replace carburetors, blowers, generators, distributors, starters, and pumps.
- Repair or replace parts such as pistons, rods, gears, valves, and bearings.
- Rewire ignition systems, lights, and instrument panels.
- Tune automobile engines to ensure proper and efficient functioning.
- Repair, replace, or adjust defective fuel injectors, carburetor parts, and gasoline filters.
- Install, adjust, or repair hydraulic or electromagnetic automatic lift mechanisms used to raise and lower automobile windows, seats, and tops.
- 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.
- Repair or rebuild transmissions.
- 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.
- Troubleshoot fuel, ignition, and emissions control systems, using electronic testing equipment.
- Review work orders and discuss work with supervisors.
- Refer to schematic drawings, product manuals, and troubleshooting guides to diagnose and repair problems.
- Talk to customers or refer to work orders to establish the nature of appliance malfunctions.
- 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.
- 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.
- 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.
- Refer to schematic drawings, product manuals, and troubleshooting guides to diagnose and repair problems.
- Talk to customers or refer to work orders to establish the nature of appliance malfunctions.
- Read service guides to find information needed to perform repairs.
- Inspect and test equipment to locate damage or worn parts and diagnose malfunctions, or read work orders or schematic drawings to determine required repairs.
- Reassemble repaired electric motors to specified requirements and ratings, using hand tools and electrical meters.
- Measure velocity, horsepower, revolutions per minute (rpm), amperage, circuitry, and voltage of units or parts to diagnose problems, using ammeters, voltmeters, wattmeters, and other testing devices.
- Repair and rebuild defective mechanical parts in electric motors, generators, and related equipment, using hand tools and power tools.
- Lift units or parts such as motors or generators, using cranes or chain hoists, or signal crane operators to lift heavy parts or subassemblies.
- Record repairs required, parts used, and labor time.
- Disassemble defective equipment so that repairs can be made, using hand tools.
- Adjust working parts, such as fan belts, contacts, and springs, using hand tools and gauges.
- Lubricate moving parts.
- Inspect electrical connections, wiring, relays, charging resistance boxes, and storage batteries, following wiring diagrams.
- Scrape and clean units or parts, using cleaning solvents and equipment such as buffing wheels.
- Weld, braze, or solder electrical connections.
- Verify and adjust alignments and dimensions of parts, using gauges and tracing lathes.
- Steam-clean polishing and buffing wheels to remove abrasives and bonding materials, and spray, brush, or recoat surfaces as necessary.
- Set machinery for proper performance, using computers.
- Test equipment for overheating, using speed gauges and thermometers.
- Reface, ream, and polish commutators and machine parts to specified tolerances, using machine tools.
- Maintain stocks of parts.
- Cut and form insulation, and insert insulation into armature, rotor, or stator slots.
- Assemble electrical parts such as alternators, generators, starting devices, and switches, following schematic drawings and using hand, machine, and power tools.
- Solder, wrap, and coat wires to ensure proper insulation.
- Rewire electrical systems, and repair or replace electrical accessories.
- Clean cells, cell assemblies, glassware, leads, electrical connections, and battery poles, using scrapers, steam, water, emery cloths, power grinders, or acid.
- Rewind coils on cores in slots, or make replacement coils, using coil-winding machines.
- Test conditions, fluid levels, and specific gravities of electrolyte cells, using voltmeters, hydrometers, and thermometers.
- Add water or acid to battery cell solutions to obtain specified concentrations.
- Pour compounds into transformer-case terminal openings to seal out moisture.
- Remove and replace defective parts such as coil leads, carbon brushes, and wires, using soldering equipment.
- Hammer out dents and twists in tools and equipment.
- Drain and filter transformer oil and refill transformers with oil until coils are submerged.
- Seal joints with putty, mortar, and asbestos, using putty extruders and knives.
- Repair and operate battery-charging equipment.
- Sharpen tools such as saws, picks, shovels, screwdrivers, and scoops, either manually or by using bench grinders and emery wheels.
- Inspect batteries for structural defects such as dented cans, damaged carbon rods and terminals, and defective seals.
- Test battery charges, and replace or recharge batteries as necessary.
- Bolt porcelain insulators to wood parts to assemble hot stools.
- Position and level battery cells, anodes, or cathodes, using hoists or leveling jacks, or signal other workers to perform positioning and leveling.
- Clean, rinse, and dry transformer cases, using boiling water, scrapers, solvents, hoses, and cloths.
- Read service guides to find information needed to perform repairs.
- Inspect and test equipment to locate damage or worn parts and diagnose malfunctions, or read work orders or schematic drawings to determine required repairs.
- Read and interpret electronic circuit diagrams, function block diagrams, specifications, engineering drawings, and service manuals.
- Install, service, and repair electronic equipment or instruments such as televisions, radios, and videocassette recorders.
- Calibrate and test equipment, and locate circuit and component faults, using hand and power tools and measuring and testing instruments such as resistance meters and oscilloscopes.
- Confer with customers to determine the nature of problems or to explain repairs.
- Position or mount speakers, and wire speakers to consoles.
- Instruct customers on the safe and proper use of equipment.
- Make service calls to repair units in customers' homes, or return units to shops for major repairs.
- Tune or adjust equipment and instruments to obtain optimum visual or auditory reception, according to specifications, manuals, and drawings.
- Keep records of work orders and test and maintenance reports.
- Disassemble entertainment equipment and repair or replace loose, worn, or defective components and wiring, using hand tools and soldering irons.
- Compute cost estimates for labor and materials.
- Read and interpret electronic circuit diagrams, function block diagrams, specifications, engineering drawings, and service manuals.
- Test and troubleshoot instruments, components, and assemblies, using circuit testers, oscilloscopes, or voltmeters.
- Keep records of maintenance and repair work.
- Adjust, repair, or replace malfunctioning components or assemblies, using hand tools or soldering irons.
- 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.
- Test and troubleshoot instruments, components, and assemblies, using circuit testers, oscilloscopes, or voltmeters.
- Troubleshoot or repair mechanical, hydraulic, or electrical malfunctions related to variable pitch systems, variable speed control systems, converter systems, or related components.
- Perform routine maintenance on wind turbine equipment, underground transmission systems, wind fields substations, or fiber optic sensing and control systems.
- Diagnose problems involving wind turbine generators or control systems.
- Test electrical components of wind systems with devices, such as voltage testers, multimeters, oscilloscopes, infrared testers, or fiber optic equipment.
- Start or restart wind turbine generator systems to ensure proper operations.
- Climb wind turbine towers to inspect, maintain, or repair equipment.
- Maintain tool and spare parts inventories required for repair, installation, or replacement services.
- Test structures, controls, or mechanical, hydraulic, or electrical systems, according to test plans or in coordination with engineers.
- Train end-users, distributors, installers, or other technicians in wind commissioning, testing, or other technical procedures.
- Collect turbine data for testing or research and analysis.
- Inspect or repair fiberglass turbine blades.
- Assist in assembly of individual wind generators or construction of wind farms.
- Operate manufacturing equipment to fabricate wind turbines.
- Troubleshoot or repair mechanical, hydraulic, or electrical malfunctions related to variable pitch systems, variable speed control systems, converter systems, or related components.
- Read and interpret engineering drawings, diagrams, instructions, or specifications to determine needed repairs, fabrication method, and operation sequence.
- 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.
- Measure parts to verify specified dimensions or settings, such as camera shutter speed or light meter reading accuracy, using measuring instruments.
- Fabricate or modify defective electronic, electrical, or mechanical components, using bench lathe, milling machine, shaper, grinder, or precision hand tools, according to specifications.
- Install electrical assemblies and wiring in aircraft camera housings and memory cards or film in cameras, following blueprints and using hand tools and soldering equipment.
- Assemble aircraft cameras, still or motion picture cameras, photographic equipment, or frames, using diagrams, blueprints, bench machines, hand tools, or power tools.
- Record test data and document fabrication techniques on reports.
- Lay out reference points and dimensions on parts or metal stock to be machined, using precision measuring instruments.
- Recommend design changes or upgrades of microfilming, film-developing, or photographic equipment.
- Read and interpret engineering drawings, diagrams, instructions, or specifications to determine needed repairs, fabrication method, and operation sequence.
- Refer to schematics and manufacturers' specifications that show connections and provide instructions on how to locate problems.
- 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.
- 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.
- Refer to schematics and manufacturers' specifications that show connections and provide instructions on how to locate problems.
- Consult manuals, schematics, wiring diagrams, and engineering personnel to troubleshoot and solve equipment problems and to determine optimum equipment functioning.
- Inspect and test equipment and circuits to identify malfunctions or defects, using wiring diagrams and testing devices such as ohmmeters, voltmeters, or ammeters.
- Prepare and maintain records detailing tests, repairs, and maintenance.
- Analyze test data to diagnose malfunctions, to determine performance characteristics of systems, or to evaluate effects of system modifications.
- Open and close switches to isolate defective relays, performing adjustments or repairs.
- Notify facility personnel of equipment shutdowns.
- Repair, replace, and clean equipment and components such as circuit breakers, brushes, and commutators.
- Run signal quality and connectivity tests for individual cables, and record results.
- Maintain inventories of spare parts for all equipment, requisitioning parts as necessary.
- Construct, test, maintain, and repair substation relay and control systems.
- Test insulators and bushings of equipment by inducing voltage across insulation, testing current, and calculating insulation loss.
- Schedule and supervise the construction and testing of special devices and the implementation of unique monitoring or control systems.
- Schedule and supervise splicing or termination of cables in color-code order.
- Test oil in circuit breakers and transformers for dielectric strength, refilling oil periodically.
- Disconnect voltage regulators, bolts, and screws, and connect replacement regulators to high-voltage lines.
- Set forms and pour concrete footings for installation of heavy equipment.
- Consult manuals, schematics, wiring diagrams, and engineering personnel to troubleshoot and solve equipment problems and to determine optimum equipment functioning.
- Refer to manuals and wiring diagrams to gather information needed to repair machines.
- 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.
- Replace malfunctioning parts, such as worn magnetic heads on automatic teller machine (ATM) card readers.
- Maintain records of machine maintenance and repair.
- Clean and oil machine parts.
- Order parts needed for machine repairs.
- Adjust and repair coin, vending, or amusement machines and meters and replace defective mechanical and electrical parts, using hand tools, soldering irons, and diagrams.
- 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.
- Install machines, making the necessary water and electrical connections in compliance with codes.
- Refer to manuals and wiring diagrams to gather information needed to repair machines.
- Troubleshoot equipment, electrical components, hydraulics, or other mechanical systems.
- 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.
- Replace defective parts of machine, or adjust clearances and alignment of moving parts.
- Attach moving parts and subassemblies to basic assembly unit, using hand tools and power tools.
- Assemble machines, and bolt, weld, rivet, or otherwise fasten them to foundation or other structures, using hand tools and power tools.
- Lay out mounting holes, using measuring instruments, and drill holes with power drill.
- Position steel beams to support bedplates of machines and equipment, using blueprints and schematic drawings to determine work procedures.
- Shrink-fit bushings, sleeves, rings, liners, gears, and wheels to specified items, using portable gas heating equipment.
- Move machinery and equipment, using hoists, dollies, rollers, and trucks.
- Dismantle machinery and equipment for shipment to installation site, performing installation and maintenance work as part of team.
- Weld, repair, and fabricate equipment or machinery.
- 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.
- 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.
- Troubleshoot equipment, electrical components, hydraulics, or other mechanical systems.
- 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.
- Weld piping, such as high density polyethylene (HDPE) piping, using techniques such as butt, socket, side-wall, and electro-fusion welding.
- Test water sources for factors, such as flow volume and contaminant presence.
- Install, maintain, or repair ground or water source-coupled heat pumps to heat and cool residential or commercial building air or water.
- Integrate hot water heater systems with geothermal heat exchange systems.
- Determine the type of geothermal loop system most suitable to a specific property and its heating and cooling needs.
- Dig trenches for system piping to appropriate depths and lay piping in trenches.
- Apply coatings or operate systems to mitigate corrosion of geothermal plant equipment or structures.
- Backfill piping trenches to protect pipes from damage.
- Operate equipment, such as excavators, backhoes, rock hammers, trench compactors, pavement saws, grout mixers or pumps, geothermal loop reels, and coil tubing units (CTU).
- Identify and correct malfunctions of geothermal plant equipment, electrical systems, instrumentation, or controls.
- Read specifications, such as blueprints, charts, or schematics, to determine machine settings or adjustments.
- 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.
- Repair, adjust, or replace electrical or mechanical components or parts, using hand tools, power tools, or soldering or welding equipment.
- 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.
- 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.
- Read specifications, such as blueprints, charts, or schematics, to determine machine settings or adjustments.
- Diagnose problems with installed equipment.
- Develop, present, or respond to proposals for specific customer requirements, including request for proposal responses and industry-specific solutions.
- Collaborate with sales teams to understand customer requirements, to promote the sale of company products, and to provide sales support.
- Create sales or service contracts for products or services.
- Visit prospective buyers at commercial, industrial, or other establishments to show samples or catalogs, and to inform them about product pricing, availability, and advantages.
- Keep informed on industry news and trends, products, services, competitors, relevant information about legacy, existing, and emerging technologies, and the latest product-line developments.
- Identify resale opportunities and support them to achieve sales plans.
- Confer with customers and engineers to assess equipment needs and to determine system requirements.
- Plan and modify product configurations to meet customer needs.
- Prepare and deliver technical presentations that explain products or services to customers and prospective customers.
- Recommend improved materials or machinery to customers, documenting how such changes will lower costs or increase production.
- Maintain sales forecasting reports.
- Document account activities, generate reports, and keep records of business transactions with customers and suppliers.
- Research and identify potential customers for products or services.
- Secure and renew orders and arrange delivery.
- Develop sales plans to introduce products in new markets.
- Attend trade shows and seminars to promote products or to learn about industry developments.
- Attend company training seminars to become familiar with product lines.
- Arrange for demonstrations or trial installations of equipment.
- Train team members in the customer applications of technologies.
- Sell products requiring extensive technical expertise and support for installation and use, such as material handling equipment, numerical-control machinery, or computer systems.
- Provide information needed for the development of custom-made machinery.
- Provide technical and non-technical support and services to clients or other staff members regarding the use, operation, and maintenance of equipment.
- Write technical documentation for products.
- Report to supervisors about prospective firms' credit ratings.
- Diagnose problems with installed equipment.
- Analyze problems and take appropriate action to ensure continuous and reliable operation of equipment and systems.
- Operate or tend stationary engines, boilers, and auxiliary equipment, such as pumps, compressors, or air-conditioning equipment, to supply and maintain steam or heat for buildings, marine vessels, or pneumatic tools.
- Activate valves to maintain required amounts of water in boilers, to adjust supplies of combustion air, and to control the flow of fuel into burners.
- Monitor boiler water, chemical, and fuel levels, and make adjustments to maintain required levels.
- Observe and interpret readings on gauges, meters, and charts registering various aspects of boiler operation to ensure that boilers are operating properly.
- Maintain daily logs of operation, maintenance, and safety activities, including test results, instrument readings, and details of equipment malfunctions and maintenance work.
- Test boiler water quality or arrange for testing and take necessary corrective action, such as adding chemicals to prevent corrosion and harmful deposits.
- Monitor and inspect equipment, computer terminals, switches, valves, gauges, alarms, safety devices, and meters to detect leaks or malfunctions and to ensure that equipment is operating efficiently and safely.
- Switch from automatic to manual controls and isolate equipment mechanically and electrically to allow for safe inspection and repair work.
- Perform or arrange for repairs, such as complete overhauls, replacement of defective valves, gaskets, or bearings, or fabrication of new parts.
- Adjust controls and/or valves on equipment to provide power, and to regulate and set operations of system or industrial processes.
- Clean and lubricate boilers and auxiliary equipment and make minor adjustments as needed, using hand tools.
- Develop operation, safety, and maintenance procedures or assist in their development.
- Test electrical systems to determine voltages, using voltage meters.
- Contact equipment manufacturers or appropriate specialists when necessary to resolve equipment problems.
- Weigh, measure, and record fuel used.
- Receive instructions from steam engineers regarding steam plant and air compressor operations.
- Install burners and auxiliary equipment, using hand tools.
- Check the air quality of ventilation systems and make adjustments to ensure compliance with mandated safety codes.
- Provide assistance to plumbers in repairing or replacing water, sewer, or waste lines, and in daily maintenance activities.
- Fire coal furnaces by hand or with stokers and gas- or oil-fed boilers, using automatic gas feeds or oil pumps.
- Supervise the work of assistant stationary engineers, turbine operators, boiler tenders, or air conditioning and refrigeration operators and mechanics.
- Investigate and report on accidents.
- Operate mechanical hoppers and provide assistance in their adjustment and repair.
- Ignite fuel in burners, using torches or flames.
- Analyze problems and take appropriate action to ensure continuous and reliable operation of equipment and systems.
- Diagnose and repair vehicle heating and cooling systems.
- 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.
- Inspect, repair, and maintain automotive and mechanical equipment and machinery, such as pumps and compressors.
- Inspect and verify dimensions and clearances of parts to ensure conformance to factory specifications.
- Disassemble and overhaul internal combustion engines, pumps, generators, transmissions, clutches, and differential units.
- 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.
- Diagnose and repair vehicle heating and cooling systems.
- Troubleshoot problems with audio-visual equipment.
- Check books in and out of the library.
- Teach library patrons basic computer skills, such as searching computerized databases.
- Review and evaluate materials, using book reviews, catalogs, faculty recommendations, and current holdings to select and order print, audio-visual, and electronic resources.
- Search standard reference materials, including online sources and the Internet, to answer patrons' reference questions.
- Keep up-to-date records of circulation and materials, maintain inventory, and correct cataloging errors.
- Analyze patrons' requests to determine needed information and assist in furnishing or locating that information.
- Supervise daily library operations, budgeting, planning, and personnel activities, such as hiring, training, scheduling, and performance evaluations.
- Plan and teach classes on topics such as information literacy, library instruction, and technology use.
- Confer with colleagues, faculty, and community members and organizations to conduct informational programs, make collection decisions, and determine library services to offer.
- Code, classify, and catalog books, publications, films, audio-visual aids, and other library materials, based on subject matter or standard library classification systems.
- Respond to customer complaints, taking action as necessary.
- Plan and deliver client-centered programs and services, such as special services for corporate clients, storytelling for children, newsletters, or programs for special groups.
- Explain use of library facilities, resources, equipment, and services, and provide information about library policies.
- Locate unusual or unique information in response to specific requests.
- Develop library policies and procedures.
- Evaluate materials to determine outdated or unused items to be discarded.
- Direct and train library staff in duties, such as receiving, shelving, researching, cataloging, and equipment use.
- Develop, maintain, and troubleshoot information access aids, such as databases, annotated bibliographies, Web pages, electronic pathfinders, software programs, and online tutorials.
- Engage in professional development activities, such as taking continuing education classes and attending or participating in conferences, workshops, professional meetings, and associations.
- Compile lists of books, periodicals, articles, and audio-visual materials on particular subjects.
- Confer with teachers to select course materials and to determine which training aids are best suited to particular grade levels.
- Evaluate vendor products and performance, negotiate contracts, and place orders.
- Arrange for interlibrary loans of materials not available in a particular library.
- Represent library or institution on internal and external committees.
- Set up, adjust, and operate audio-visual equipment, such as cameras, film and slide projectors, and recording equipment, for meetings, events, classes, seminars, and video conferences.
- Assemble and arrange display materials.
- Maintain inventory of audio-visual equipment.
- Maintain hardware and software, including computers, media equipment, scanners, color copiers, and color laser printers.
- Train faculty and media staff on the use of software and audio-visual equipment.
- Troubleshoot problems with audio-visual equipment.
- Diagnose or troubleshoot problems with gas collection systems.
- Adjust controls to generate specified electrical power or to regulate the flow of power between generating stations and substations.
- Monitor power plant equipment and indicators to detect evidence of operating problems.
- Control generator output to match the phase, frequency, or voltage of electricity supplied to panels.
- Control or maintain auxiliary equipment, such as pumps, fans, compressors, condensers, feedwater heaters, filters, or chlorinators, to supply water, fuel, lubricants, air, or auxiliary power.
- Control power generating equipment, including boilers, turbines, generators, or reactors, using control boards or semi-automatic equipment.
- Start or stop generators, auxiliary pumping equipment, turbines, or other power plant equipment as necessary.
- Open and close valves and switches in sequence to start or shut down auxiliary units.
- Communicate with systems operators to regulate and coordinate line voltages and transmission loads and frequencies.
- Inspect records or log book entries or communicate with plant personnel to assess equipment operating status.
- Regulate equipment operations and conditions, such as water levels, based on instrument data or from computers.
- Take regulatory action, based on readings from charts, meters and gauges, at established intervals.
- Record and compile operational data by completing and maintaining forms, logs, or reports.
- Clean, lubricate, or maintain equipment, such as generators, turbines, pumps, or compressors, to prevent failure or deterioration.
- Place standby emergency electrical generators on line in emergencies and monitor the temperature, output, and lubrication of the system.
- Make adjustments or minor repairs, such as tightening leaking gland or pipe joints.
- Operate, control, or monitor equipment, such as acid or gas carbon dioxide removal units, carbon dioxide compressors, or pipelines, to capture, store, or transport carbon dioxide exhaust.
- Operate, control, or monitor gasifiers or related equipment, such as coolers, water quenches, water gas shifts reactors, or sulfur recovery units, to produce syngas or electricity from coal.
- Operate, control, or monitor integrated gasification combined cycle (IGCC) or related equipment, such as air separation units, to generate electricity from coal.
- Operate or maintain distributed power generation equipment, including fuel cells or microturbines, to produce energy on-site for manufacturing or other commercial purposes.
- Examine and test electrical power distribution machinery and equipment, using testing devices.
- Receive outage calls and request necessary personnel during power outages or emergencies.
- Collect oil, water, or electrolyte samples for laboratory analysis.
- Analyze the layout, instrumentation, or function of electrical generation or transmission facilities.
- Monitor well fields periodically to ensure proper functioning and performance.
- Operate landfill gas, methane, or natural gas fueled electrical generation systems.
- Prepare and submit compliance, operational, and safety forms or reports.
- Repair or replace gas piping.
- Trace electrical circuitry to ensure compliance of electrical systems with applicable codes or laws.
- Verify that well field monitoring data conforms to applicable regulations.
- Diagnose or troubleshoot problems with gas collection systems.
