||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.
- 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.
||Mobile Heavy Equipment Mechanics, Except Engines
- Adjust, maintain, and repair or replace subassemblies, such as transmissions and crawler heads, using hand tools, jacks, and cranes.
- 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.
- Adjust and maintain industrial machinery, using control and regulating devices.
||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.
||Maintenance and Repair Workers, General
- Maintain or repair specialized equipment or machinery located in cafeterias, laundries, hospitals, stores, offices, or factories.
- Clean or lubricate shafts, bearings, gears, or other parts of machinery.
- Perform routine maintenance on boilers, such as replacing burners or hoses, installing replacement parts, or reinforcing structural weaknesses to ensure optimal boiler efficiency.
||Telecommunications Equipment Installers and Repairers, Except Line Installers
- Clean and maintain tools, test equipment, and motor vehicles.
- Perform routine maintenance on equipment, including adjusting and lubricating components, and painting worn or exposed areas.
- Clean switches and replace contact points, using vacuum hoses, solvents, and hand tools.
||Helpers--Installation, Maintenance, and Repair Workers
- Adjust, maintain, and repair tools, equipment, and machines, and assist more skilled workers with similar tasks.
- Clean or lubricate vehicles, machinery, equipment, instruments, tools, work areas, and other objects, using hand tools, power tools, and cleaning equipment.
- Prepare work stations for use by mechanics and repairers.
||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.
||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.
||Signal and Track Switch Repairers
- Install, inspect, maintain, and repair various railroad service equipment on the road or in the shop, including railroad signal systems.
- Clean lenses of lamps with cloths and solvents.
- Clean, rinse, and dry timepiece parts, using solutions and ultrasonic or mechanical watch-cleaning machines.
- Perform regular adjustment and maintenance on timepieces, watch cases, and watch bands.
||Control and Valve Installers and Repairers, Except Mechanical Door
- 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.
||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.
||Outdoor Power Equipment and Other Small Engine Mechanics
- Repair and maintain gasoline engines used to power equipment such as portable saws, lawn mowers, generators, and compressors.
- Perform routine maintenance such as cleaning and oiling parts, honing cylinders, and tuning ignition systems.
||Industrial Machinery Mechanics
- Repair or maintain the operating condition of industrial production or processing machinery or equipment.
- Clean, lubricate, or adjust parts, equipment, or machinery.
||Coin, Vending, and Amusement Machine Servicers and Repairers
- Fill machines with products, ingredients, money, and other supplies.
- Clean and oil machine parts.
- Install and maintain geothermal plant electrical protection equipment.
- Install and maintain geothermal system instrumentation or controls.
||Computer, Automated Teller, and Office Machine Repairers
- Clean, oil, or adjust mechanical parts to maintain machines' operating efficiency and to prevent breakdowns.
- Fill machines with toners, inks, or other duplicating fluids.
||Mechanical Door Repairers
- Clean door closer parts, using caustic soda, rotary brushes, or grinding wheels.
||Tire Repairers and Changers
- Clean sides of whitewall tires.
||Electronic Equipment Installers and Repairers, Motor Vehicles
- Replace and clean electrical or electronic components.