Overhauls engines (gas or diesel), repair and replace transmissions and differentials, complete brake overhaul (including air brakes), service and repair hydraulic systems, service and repair air condition systems, mount and balance tires and repairs flat tire repairs. Inspects, diagnoses, and repairs mechanical and electrical defects in district transportation and equipment such as but not limited to cars, trucks, diesel engines, generators, agriculture equipment, turf/grounds equipment, tractor implements, golf carts, man lifts, knuckle booms, small engines and trailers.