||Aircraft Mechanics and Service Technicians
- Examine and inspect aircraft components, including landing gear, hydraulic systems, and deicers to locate cracks, breaks, leaks, or other problems.
- Conduct routine and special inspections as required by regulations.
- Measure parts for wear, using precision instruments.
- Examine engines through specially designed openings while working from ladders or scaffolds, or use hoists or lifts to remove the entire engine from an aircraft.
- Remove, inspect, repair, and install in-flight refueling stores and external fuel tanks.
||Tire Repairers and Changers
- Inspect tire casings for defects, such as holes or tears.
- Locate punctures in tubeless tires by visual inspection or by immersing inflated tires in water baths and observing air bubbles.
- Inflate inner tubes and immerse them in water to locate leaks.
||Rail Car Repairers
- Inspect components such as bearings, seals, gaskets, wheels, and coupler assemblies to determine if repairs are needed.
- Measure diameters of axle wheel seats, using micrometers, and mark dimensions on axles so that wheels can be bored to specified dimensions.
||Motorboat Mechanics and Service Technicians
- Inspect and repair or adjust propellers or propeller shafts.
- Disassemble and inspect motors to locate defective parts, using mechanic's hand tools and gauges.
||Outdoor Power Equipment and Other Small Engine Mechanics
- Test and inspect engines to determine malfunctions, to locate missing and broken parts, and to verify repairs, using diagnostic instruments.
- Dismantle engines, using hand tools, and examine parts for defects.
||Maintenance and Repair Workers, General
- Perform routine maintenance, such as inspecting drives, motors, or belts, checking fluid levels, replacing filters, or doing other preventive maintenance actions.
- Inspect used parts to determine changes in dimensional requirements, using rules, calipers, micrometers, or other measuring instruments.
||Recreational Vehicle Service Technicians
- Inspect, repair, or replace brake systems.
||Automotive Service Technicians and Mechanics
- Follow checklists to ensure all important parts are examined, including belts, hoses, steering systems, spark plugs, brake and fuel systems, wheel bearings, and other potentially troublesome areas.
||Camera and Photographic Equipment Repairers
- Measure parts to verify specified dimensions or settings, such as camera shutter speed or light meter reading accuracy, using measuring instruments.
||Electrical and Electronics Installers and Repairers, Transportation Equipment
- Measure, cut, and install frameworks and conduit to support and connect wiring, control panels, and junction boxes, using hand tools.
||Refractory Materials Repairers, Except Brickmasons
- Measure furnace walls to determine dimensions and cut required number of sheets from plastic block, using saws.
||Aircraft Service Attendants
- Inspect aircraft components to locate cracks, breaks, leaks, or other problems.
||First-Line Supervisors of Mechanics, Installers, and Repairers
- Inspect, test, and measure completed work, using devices such as hand tools or gauges to verify conformance to standards or repair requirements.
||Mobile Heavy Equipment Mechanics, Except Engines
- Examine parts for damage or excessive wear, using micrometers and gauges.
||Automotive Body and Related Repairers
- Measure and mark vinyl material and cut material to size for roof installation, using rules, straightedges, and hand shears.
||Heating, Air Conditioning, and Refrigeration Mechanics and Installers
- Measure, cut, thread, or bend pipe or tubing, using pipe fitter's tools.
||Home Appliance Repairers
- Take measurements to determine if appliances will fit in installation locations, performing minor carpentry work when necessary to ensure proper installation.
||Control and Valve Installers and Repairers, Except Mechanical Door
- Measure tolerances of assembled and salvageable parts for conformance to standards or specifications, using gauges, micrometers, and calipers.