Diagnose, disassemble, clean, overhaul, repair, rebuild, and adjust clutches, differentials and power divider systems, suspension systems, electrical systems, braking systems, fuel systems, cooling systems, steering system, emission and hydraulic systems. Physical and Mental Demands: The employee is frequently required to bend, squat, kneel, and crawl/lay on back; reach away from body or shoulder height; climb or balance; lift up to 75 pounds; push or pull; working in areas with fumes or airborne particles; vibration.