Traces and locates defects and causes of mechanical problems to determine type and extent of repairs. Overhauls, rebuilds, repairs, and services diesel, gasoline, and other types of combustion engines, automatic and nonautomatic transmissions, heavy duty drive line systems, hydraulic utility systems, and controls. Selects and makes repairs in accord with appropriate repair specifications, manuals, and procedures. Fits and installs parts such as pistons, valves, bearings, gears, and cylinders to appropriate tolerances and makes appropriate adjustments in accord with specifications and guidelines. Connects, aligns, and adjusts mechanical components to ensure proper operation of the vehicle.
Repairs cross driver or similar multisystem transmissions.
Repairs large and powerful 12 cylinder engines with pistons which directly power multiple hydraulic and pneumatic systems and large multiple, interconnected engine systems. Overhauls a variety of intricate fuel injection systems. Overhauls and rebuilds transmissions such as those which have braking, steering, and differential systems mechanically integrated with the transmission. Drives a vehicle such as a pick up truck, tow truck and so forth to various locations to service disabled motor vehicles. Examines and discusses with operator the nature of the malfunctions, manipulates gears, examines battery, checks fan belt, raises and lowers attachment on equipment, and diagnoses problems and makes needed adjustments and repairs.