# Electric Motor, Power Tool, and Related Repairers > Repair, maintain, or install electric motors, wiring, or switches. - Code: 49-2092.00 (O*NET-SOC; SOC 2018 49-2092) - Family: [Installation, Maintenance & Repair](https://foundation.org.ai/occupations#family-49), one of its 52 occupations - Tasks: 31 tasks (13 core and 18 supplemental) - Page: https://foundation.org.ai/occupations/49-2092.00 - JSON: https://foundation.org.ai/data/tasks/49-2092.00.json ## What the work is made of 1. Inspect and test equipment to locate damage or worn parts and diagnose malfunctions, or read work orders or schematic drawings to determine required repairs. Core task · Task 11696 · Rated by 68 people who do the job, July 2017 2. Reassemble repaired electric motors to specified requirements and ratings, using hand tools and electrical meters. Core task · Task 11690 · Rated by 67 people who do the job, July 2017 3. 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. Core task · Task 11688 · Rated by 67 people who do the job, July 2017 4. Repair and rebuild defective mechanical parts in electric motors, generators, and related equipment, using hand tools and power tools. Core task · Task 11692 · Rated by 67 people who do the job, July 2017 5. Lift units or parts such as motors or generators, using cranes or chain hoists, or signal crane operators to lift heavy parts or subassemblies. Core task · Task 11702 · Rated by 67 people who do the job, July 2017 6. Record repairs required, parts used, and labor time. Core task · Task 11689 · Rated by 66 people who do the job, July 2017 7. Disassemble defective equipment so that repairs can be made, using hand tools. Core task · Task 11701 · Rated by 67 people who do the job, July 2017 8. Adjust working parts, such as fan belts, contacts, and springs, using hand tools and gauges. Core task · Task 11705 · Rated by 68 people who do the job, July 2017 9. Lubricate moving parts. Core task · Task 11699 · Rated by 68 people who do the job, July 2017 10. Read service guides to find information needed to perform repairs. Core task · Task 11695 · Rated by 68 people who do the job, July 2017 11. Inspect electrical connections, wiring, relays, charging resistance boxes, and storage batteries, following wiring diagrams. Core task · Task 11694 · Rated by 68 people who do the job, July 2017 12. Scrape and clean units or parts, using cleaning solvents and equipment such as buffing wheels. Core task · Task 11707 · Rated by 68 people who do the job, July 2017 13. Weld, braze, or solder electrical connections. Core task · Task 11703 · Rated by 68 people who do the job, July 2017 14. Verify and adjust alignments and dimensions of parts, using gauges and tracing lathes. Supplemental task · Task 11713 · Rated by 67 people who do the job, July 2017 15. Steam-clean polishing and buffing wheels to remove abrasives and bonding materials, and spray, brush, or recoat surfaces as necessary. Supplemental task · Task 11720 · Rated by 66 people who do the job, July 2017 16. Set machinery for proper performance, using computers. Supplemental task · Task 11710 · Rated by 65 people who do the job, July 2017 17. Test equipment for overheating, using speed gauges and thermometers. Supplemental task · Task 11714 · Rated by 66 people who do the job, July 2017 18. Reface, ream, and polish commutators and machine parts to specified tolerances, using machine tools. Supplemental task · Task 11704 · Rated by 67 people who do the job, July 2017 19. Maintain stocks of parts. Supplemental task · Task 11691 · Rated by 65 people who do the job, July 2017 20. Cut and form insulation, and insert insulation into armature, rotor, or stator slots. Supplemental task · Task 11709 · Rated by 68 people who do the job, July 2017 21. Assemble electrical parts such as alternators, generators, starting devices, and switches, following schematic drawings and using hand, machine, and power tools. Supplemental task · Task 11698 · Rated by 66 people who do the job, July 2017 22. Solder, wrap, and coat wires to ensure proper insulation. Supplemental task · Task 11697 · Rated by 68 people who do the job, July 2017 23. Rewire electrical systems, and repair or replace electrical accessories. Supplemental task · Task 11693 · Rated by 65 people who do the job, July 2017 24. Clean cells, cell assemblies, glassware, leads, electrical connections, and battery poles, using scrapers, steam, water, emery cloths, power grinders, or acid. Supplemental task · Task 11706 · Rated by 66 people who do the job, July 2017 25. Rewind coils on cores in slots, or make replacement coils, using coil-winding machines. Supplemental task · Task 11708 · Rated by 68 people who do the job, July 2017 26. Remove and replace defective parts such as coil leads, carbon brushes, and wires, using soldering equipment. Supplemental task · Task 11700 · Rated by 67 people who do the job, July 2017 27. Hammer out dents and twists in tools and equipment. Supplemental task · Task 11726 · Rated by 66 people who do the job, July 2017 28. Seal joints with putty, mortar, and asbestos, using putty extruders and knives. Supplemental task · Task 11725 · Rated by 64 people who do the job, July 2017 29. Repair and operate battery-charging equipment. Supplemental task · Task 11722 · Rated by 66 people who do the job, July 2017 30. Sharpen tools such as saws, picks, shovels, screwdrivers, and scoops, either manually or by using bench grinders and emery wheels. Supplemental task · Task 11724 · Rated by 67 people who do the job, July 2017 31. Test battery charges, and replace or recharge batteries as necessary. Supplemental task · Task 11721 · Rated by 66 people who do the job, July 2017 ## More in Installation, Maintenance & Repair - [Aircraft Mechanics and Service Technicians](https://foundation.org.ai/occupations/49-3011.00): 38 tasks - [Audiovisual Equipment Installers and Repairers](https://foundation.org.ai/occupations/49-2097.00): 11 tasks - [Automotive Body and Related Repairers](https://foundation.org.ai/occupations/49-3021.00): 25 tasks - [Automotive Glass Installers and Repairers](https://foundation.org.ai/occupations/49-3022.00): 18 tasks - [Automotive Service Technicians and Mechanics](https://foundation.org.ai/occupations/49-3023.00): 30 tasks - [Avionics Technicians](https://foundation.org.ai/occupations/49-2091.00): 13 tasks - [Bicycle Repairers](https://foundation.org.ai/occupations/49-3091.00): 14 tasks - [Bus and Truck Mechanics and Diesel Engine Specialists](https://foundation.org.ai/occupations/49-3031.00): 26 tasks - [Camera and Photographic Equipment Repairers](https://foundation.org.ai/occupations/49-9061.00): 15 tasks - 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