||Electric Motor, Power Tool, and Related Repairers
- Scrape and clean units or parts, using cleaning solvents and equipment such as buffing wheels.
- Steam-clean polishing and buffing wheels to remove abrasives and bonding materials, and spray, brush, or recoat surfaces as necessary.
- 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.
- Clean, rinse, and dry transformer cases, using boiling water, scrapers, solvents, hoses, and cloths.
||Aircraft Mechanics and Service Technicians
- 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.
- Clean, strip, prime, and sand structural surfaces and materials to prepare them for bonding.
- Clean engines, sediment bulk and screens, and carburetors, adjusting carburetor float levels.
||Telecommunications Equipment Installers and Repairers, Except Line Installers
- Clean and maintain tools, test equipment, and motor vehicles.
- Remove and replace plug-in circuit equipment.
- Clean switches and replace contact points, using vacuum hoses, solvents, and hand tools.
||Control and Valve Installers and Repairers, Except Mechanical Door
- Repair electric meters and components, such as transformers and relays, and replace metering devices, dial glasses, and faulty or incorrect wiring, using hand tools.
- Clean internal compartments and moving parts, using rags and cleaning compounds.
- Clean plant growth, scale, paint, soil, or rust from meter housings, using wire brushes, scrapers, buffers, sandblasters, or cleaning compounds.
||Helpers--Installation, Maintenance, and Repair Workers
- Clean or lubricate vehicles, machinery, equipment, instruments, tools, work areas, and other objects, using hand tools, power tools, and cleaning equipment.
- Diagnose electrical problems and install and rewire electrical components.
- Prepare work stations for use by mechanics and repairers.
||Mobile Heavy Equipment Mechanics, Except Engines
- Repair, rewire, and troubleshoot electrical systems.
- Clean, lubricate, and perform other routine maintenance work on equipment and vehicles.
- Clean parts by spraying them with grease solvent or immersing them in tanks of solvent.
||Home Appliance Repairers
- Reassemble units after repairs are made, making adjustments and cleaning and lubricating parts as needed.
- Clean and reinstall parts.
- Clean, lubricate, and touch up minor defects on newly installed or repaired appliances.
||Radio, Cellular, and Tower Equipment Installers and Repairers
- Install or repair tower lighting components, including strobes, beacons, or lighting controllers.
- Remove and replace defective components and parts such as conductors, resistors, semiconductors, and integrated circuits, using soldering irons, wire cutters, and hand tools.
||Maintenance Workers, Machinery
- Clean machines and machine parts, using cleaning solvents, cloths, air guns, hoses, vacuums, or other equipment.
- Remove hardened material from machines or machine parts, using abrasives, power and hand tools, jackhammers, sledgehammers, or other equipment.
- Check and maintain diving equipment, such as helmets, masks, air tanks, harnesses, or gauges.
- Install, inspect, clean, or repair piping or valves.
||Musical Instrument Repairers and Tuners
- Wash metal instruments in lacquer-stripping and cyanide solutions to remove lacquer and tarnish.
- Clean, sand, and paint parts of percussion instruments to maintain their condition.
||Electrical and Electronics Repairers, Powerhouse, Substation, and Relay
- Repair, replace, and clean equipment and components such as circuit breakers, brushes, and commutators.
||Maintenance and Repair Workers, General
- Clean or lubricate shafts, bearings, gears, or other parts of machinery.
||Signal and Track Switch Repairers
- Clean lenses of lamps with cloths and solvents.
||Watch and Clock Repairers
- Clean, rinse, and dry timepiece parts, using solutions and ultrasonic or mechanical watch-cleaning machines.
||Security and Fire Alarm Systems Installers
- Install, maintain, or repair security systems, alarm devices, or related equipment, following blueprints of electrical layouts and building plans.
||Rail Car Repairers
- Perform scheduled maintenance, and clean units and components.
||Tire Repairers and Changers
- Clean sides of whitewall tires.
||Farm Equipment Mechanics and Service Technicians
- Clean and lubricate parts.
||Outdoor Power Equipment and Other Small Engine Mechanics
- Perform routine maintenance such as cleaning and oiling parts, honing cylinders, and tuning ignition systems.