||Automotive Service Technicians and Mechanics
- Repair, reline, replace, and adjust brakes.
- Repair, replace, or adjust defective fuel injectors, carburetor parts, and gasoline filters.
- Overhaul or replace carburetors, blowers, generators, distributors, starters, and pumps.
- Repair or replace parts such as pistons, rods, gears, valves, and bearings.
- Repair or rebuild transmissions.
- Replace defective parts, using hand tools, arbor presses, flexible power presses, or power tools.
- 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.
- Remove cylinder heads and grind valves to scrape off carbon and replace defective valves, pistons, cylinders, or rings, using hand and power tools.
||Musical Instrument Repairers and Tuners
- Repair or replace musical instrument parts and components, such as strings, bridges, felts, and keys, using hand and power tools.
- Replace xylophone bars and wheels.
||Control and Valve Installers and Repairers, Except Mechanical Door
- Replace defective parts, such as bellows, range springs, and toggle switches, and reassemble units according to blueprints, using cam presses and hand tools.
- Dismantle meters, and replace or adjust defective parts such as cases, shafts, gears, disks, and recording mechanisms, using soldering irons and hand tools.
||Outdoor Power Equipment and Other Small Engine Mechanics
- Repair or replace defective parts such as magnetos, water pumps, gears, pistons, and carburetors, using hand tools.
- Replace motors.
||Mobile Heavy Equipment Mechanics, Except Engines
- Repair and replace damaged or worn parts.
||Heating, Air Conditioning, and Refrigeration Mechanics and Installers
- Repair or replace defective equipment, components, or wiring.
||Aircraft Mechanics and Service Technicians
- Replace or repair worn, defective, or damaged components, using hand tools, gauges, and testing equipment.
||Locksmiths and Safe Repairers
- Insert new or repaired tumblers into locks to change combinations.
||Motorboat Mechanics and Service Technicians
- Replace parts, such as gears, magneto points, piston rings, or spark plugs, and reassemble engines.
||Coin, Vending, and Amusement Machine Servicers and Repairers
- Replace malfunctioning parts, such as worn magnetic heads on automatic teller machine (ATM) card readers.
- Replace defective parts of machine or adjust clearances and alignment of moving parts.
||Plumbers, Pipefitters, and Steamfitters
- Repair or remove and replace system components.
||Farm Equipment Mechanics and Service Technicians
- Repair or replace defective parts, using hand tools, milling and woodworking machines, lathes, welding equipment, grinders, or saws.
||Signal and Track Switch Repairers
- Replace defective wiring, broken lenses, or burned-out light bulbs.
||Industrial Machinery Mechanics
- Repair or replace broken or malfunctioning components of machinery or equipment.
||Watch and Clock Repairers
- Repair or replace broken, damaged, or worn parts on timepieces, using lathes, drill presses, and hand tools.
||Automotive Glass Installers and Repairers
- Replace or adjust motorized or manual window-raising mechanisms.
||Maintenance Workers, Machinery
- Replace or repair metal, wood, leather, glass, or other lining in machines, or in equipment compartments or containers.
||Electrical and Electronics Repairers, Commercial and Industrial Equipment
- Repair or adjust equipment, machines, or defective components, replacing worn parts, such as gaskets or seals in watertight electrical equipment.