||Automotive Service Technicians and Mechanics
- Tear down, repair, and rebuild faulty assemblies, such as power systems, steering systems, and linkages.
- Repair and service air conditioning, heating, engine cooling, and electrical systems.
- Disassemble units and inspect parts for wear, using micrometers, calipers, and gauges.
- Overhaul or replace carburetors, blowers, generators, distributors, starters, and pumps.
- Repair or rebuild transmissions.
||Musical Instrument Repairers and Tuners
- Disassemble instruments and parts for repair and adjustment.
- Repair or replace musical instrument parts and components, such as strings, bridges, felts, and keys, using hand and power tools.
- Repair cracks in wood or metal instruments, using pinning wire, lathes, fillers, clamps, or soldering irons.
- Shape old parts and replacement parts to improve tone or intonation, using hand tools, lathes, or soldering irons.
- Repair breaks in percussion instruments, such as drums and cymbals, using drill presses, power saws, glue, clamps, grinding wheels, or other hand tools.
||Mobile Heavy Equipment Mechanics, Except Engines
- Repair and replace damaged or worn parts.
- Overhaul and test machines or equipment to ensure operating efficiency.
- Adjust, maintain, and repair or replace subassemblies, such as transmissions and crawler heads, using hand tools, jacks, and cranes.
- Fit bearings to adjust, repair, or overhaul mobile mechanical, hydraulic, and pneumatic equipment.
||Aircraft Mechanics and Service Technicians
- Maintain, repair, and rebuild aircraft structures, functional components, and parts, such as wings and fuselage, rigging, hydraulic units, oxygen systems, fuel systems, electrical systems, gaskets, or seals.
- Replace or repair worn, defective, or damaged components, using hand tools, gauges, and testing equipment.
- Remove, inspect, repair, and install in-flight refueling stores and external fuel tanks.
||Heating, Air Conditioning, and Refrigeration Mechanics and Installers
- Repair or replace defective equipment, components, or wiring.
- Perform mechanical overhauls and refrigerant reclaiming.
- Repair or service heating, ventilating, and air conditioning (HVAC) systems to improve efficiency, such as by changing filters, cleaning ducts, and refilling non-toxic refrigerants.
||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.
- Remove engines from equipment, and position and bolt engines to repair stands.
||Motorboat Mechanics and Service Technicians
- Disassemble and inspect motors to locate defective parts, using mechanic's hand tools and gauges.
- Repair or rework parts, using machine tools such as lathes, mills, drills, or grinders.
||Rail Car Repairers
- Repair or replace defective or worn parts such as bearings, pistons, and gears, using hand tools, torque wrenches, power tools, and welding equipment.
- Disassemble units such as water pumps, control valves, and compressors so that repairs can be made.
||Home Appliance Repairers
- Disassemble appliances so that problems can be diagnosed and repairs can be made.
- Service and repair domestic electrical or gas appliances, such as clothes washers, refrigerators, stoves, and dryers.
||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.
||Farm Equipment Mechanics and Service Technicians
- Dismantle defective machines for repair, using hand tools.
- Repair or replace defective parts, using hand tools, milling and woodworking machines, lathes, welding equipment, grinders, or saws.
||Industrial Machinery Mechanics
- Repair or replace broken or malfunctioning components of machinery or equipment.
- Disassemble machinery or equipment to remove parts and make repairs.
||Maintenance Workers, Machinery
- Dismantle machines and remove parts for repair, using hand tools, chain falls, jacks, cranes, or hoists.
- Replace or repair metal, wood, leather, glass, or other lining in machines, or in equipment compartments or containers.
||Medical Equipment Repairers
- Disassemble malfunctioning equipment and remove, repair, or replace defective parts, such as motors, clutches, or transformers.
- Repair shop equipment, metal furniture, or hospital equipment, including welding broken parts or replacing missing parts, or bring item into local shop for major repairs.
||Mechanical Door Repairers
- Repair or replace worn or broken door parts, using hand tools.
- Remove or disassemble defective automatic mechanical door closers, using hand tools.
||Plumbers, Pipefitters, and Steamfitters
- Repair hydraulic or air pumps.
- Repair or remove and replace system components.
- Dismantle engines and repair or replace defective parts, such as magnetos, carburetors, or generators.
- Weld, repair, and fabricate equipment or machinery.
||Coin, Vending, and Amusement Machine Servicers and Repairers
- Adjust and repair coin, vending, or amusement machines and meters and replace defective mechanical and electrical parts, using hand tools, soldering irons, and diagrams.
||Automotive Body and Related Repairers
- Remove damaged sections of vehicles using metal-cutting guns, air grinders and wrenches, and install replacement parts using wrenches or welding equipment.