rolling-stock-engine-tester/references/tasks.md

Tasks & work activities — rolling stock engine tester

Source: O*NET 30.3, occupation 49-3031.00 (Bus and Truck Mechanics and Diesel Engine Specialists) — manual nearest-occupation mapping via ISCO group 3115; the official ESCO crosswalk has no entry for this ESCO occupation.

Task statements

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

Detailed work activities

• Adjust equipment to ensure optimal performance.
• Adjust vehicle components according to specifications.
• Align equipment or machinery.
• Dismantle heavy equipment or machinery.
• Grind parts to required dimensions.
• Inspect mechanical components of vehicles to identify problems.
• Install vehicle parts or accessories.
• Lubricate equipment to allow proper functioning.
• Measure distances or dimensions.
• Measure equipment outputs.
• Monitor resources.
• Observe equipment in operation to detect potential problems.
• Operate cranes, hoists, or other moving or lifting equipment.
• Operate transportation equipment to demonstrate function or malfunction.
• Rebuild parts or components.
• Repair defective engines or engine components.
• Repair non-engine automotive or vehicle components.
• Repair tires.
• Replace worn, damaged, or defective mechanical parts.
• Rewire electrical or electronic systems.
• Select tools, equipment, or technologies for use in operations or projects.
• Service green vehicles to make repairs or maintain good working order.
• Service vehicles to maintain functionality.
• Test mechanical equipment to ensure proper functioning.
• Troubleshoot equipment or systems operation problems.