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Adjust and reline brakes, align wheels, tighten bolts and screws, and reassemble equipment.
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Specialize in repairing and maintaining parts of the engine, such as fuel injection systems.
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Examine and adjust protective guards, loose bolts, and specified safety devices.
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Recondition and replace parts, pistons, bearings, gears, and valves.
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Attach test instruments to equipment, and read dials and gauges to diagnose malfunctions.
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Dismount, mount, and repair or replace tires.
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Install or repair accessories.
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Diagnose and repair vehicle heating and cooling systems.
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Align front ends and suspension systems.
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Inspect and verify dimensions and clearances of parts to ensure conformance to factory specifications.
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Follow green operational practices involving conservation of water or energy or reduction of solid waste.
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Use handtools, such as screwdrivers, pliers, wrenches, pressure gauges, or precision instruments, as well as power tools, such as pneumatic wrenches, lathes, welding equipment, or jacks and hoists.
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Rewire ignition systems, lights, and instrument panels.
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Disassemble and overhaul internal combustion engines, pumps, generators, transmissions, clutches, and differential units.
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Maintain or repair vehicles with alternative fuel systems, including biodiesel, hybrid, or compressed natural gas vehicles.
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Measure vehicle emissions to determine whether they are within acceptable limits.
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Inspect, repair, and maintain automotive and mechanical equipment and machinery, such as pumps and compressors.
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Inspect brake systems, steering mechanisms, wheel bearings, and other important parts to ensure that they are in proper operating condition.
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Perform routine maintenance such as changing oil, checking batteries, and lubricating equipment and machinery.
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Rebuild gas or diesel engines.
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Test drive trucks and buses to diagnose malfunctions or to ensure that they are working properly.
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Raise trucks, buses, and heavy parts or equipment using hydraulic jacks or hoists.
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Operate valve-grinding machines to grind and reset valves.
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Adjust or repair computer controlled exhaust emissions devices.
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Inspect, test, and listen to defective equipment to diagnose malfunctions, using test instruments such as handheld computers, motor analyzers, chassis charts, or pressure gauges.
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Repair or adjust seats, doors, or windows.