||Automotive Specialty Technicians
- Repair, overhaul, or adjust automobile brake systems.
- Repair or replace defective ball joint suspensions, brake shoes, or wheel bearings.
- Install, adjust, or repair hydraulic or electromagnetic automatic lift mechanisms used to raise and lower automobile windows, seats, and tops.
- Repair or rebuild clutch systems.
- Repair or replace automobile leaf springs.
- Replace defective parts, using hand tools, arbor presses, flexible power presses, or power tools.
- Repair or adjust motorcycle subassemblies, such as forks, transmissions, brakes, or drive chains, according to specifications.
- Repair or replace other parts, such as headlights, horns, handlebar controls, gasoline or oil tanks, starters, or mufflers.
- Dismantle engines and repair or replace defective parts, such as magnetos, carburetors, or generators.
- Reassemble frames and reinstall engines after repairs.
||Rail Car Repairers
- Repair, fabricate, and install steel or wood fittings, using blueprints, shop sketches, and instruction manuals.
- Disassemble units such as water pumps, control valves, and compressors so that repairs can be made.
- Examine car roofs for wear and damage, and repair defective sections, using roofing material, cement, nails, and waterproof paint.
- Repair car upholstery.
- Repair window sash frames, attach weather stripping and channels to frames, and replace window glass, using hand tools.
||Bus and Truck Mechanics and Diesel Engine Specialists
- Inspect, repair, and maintain automotive and mechanical equipment and machinery such as pumps and compressors.
- Install or repair accessories.
- Diagnose and repair vehicle heating and cooling systems.
- Repair or adjust seats, doors, or windows.
||Control and Valve Installers and Repairers, Except Mechanical Door
- Disassemble and repair mechanical control devices or valves, such as regulators, thermostats, or hydrants, using power tools, hand tools, and cutting torches.
- Dismantle meters, and replace or adjust defective parts such as cases, shafts, gears, disks, and recording mechanisms, using soldering irons and hand tools.
- Reassemble repaired equipment, and solder top, front, and back case panels in place, using soldering guns, power tools, and hand tools.
- Repair leaks in valve seats or bellows of automotive heater thermostats, using soft solder, flux, and acetylene torches.