HEAVY MOBILE EQUIPMENT MECHANIC

Heavy Mobile Equipment Mechanic

As a Heavy Mobile Equipment Mechanic, WG-5803-10, you will maintain, troubleshoot, overhaul, repair, modify, and inspect heavy mobile equipment, various support equipment, and special purpose vehicles such as fuel dispensing trucks, refueling equipment, crash/structural firefighting equipment and pump trucks, forklifts, materiel handling, aircraft cargo loaders, aircraft and equipment tow tractors, large runway snow removal vehicles, aircraft de-icing equipment, sweepers, bulldozers, mobile cranes, road graders, heavy construction and earth moving vehicles, backhoes, front end loaders, excavators, trenchers, and tactical/armored protected vehicles. The equipment may be commercial or military designed with diesel, gasoline, electric, hybrid electric, or other alternative fuel power and may have multiple engines. The work requires knowledge of how heavy duty machinery, engines, parts, and systems work; ability to detect faulty items, determine causes of malfunction, and determine best repair methods; and skill to assemble, disassemble, repair, rebuild or modify components and a variety of interconnected systems. Repairs include integrated electrical, electronics, air, fuel, and hydraulic systems; complex state-of-the-art electrical and electronic systems requiring specialized scan/diagnostic equipment to identify malfunctions or to determine replacement of standard and computer controlled components.

1. Repairs, adjusts, overhauls, performs major repairs, and maintenance on military and commercial designed heavy mobile equipment and special purpose vehicles. Inspects repairs, overhauls and tests major systems including gasoline, diesel, electric powered hybrid, multi-fuel, turbine, and other types of internal combustion engines, which may be turbo-charged or blower assisted, automatic or manual transmissions, including those with power take offs, cross-drive transmissions, hydraulic, electric, pneumatic systems and controls, fluid pumping systems, turrets, winches and four wheel steering systems. Systematically analyzes malfunctions and the cause of mechanical failure by means of visual and auditory checks, uses computer-controlled test equipment, engine analyzers, compression testers, voltmeters, ohmmeters and pressure gauges in order to determine the exact nature of extent of repairs or adjustments necessary to complete work. Use specialized diagnostic equipment to troubleshoot problems in complex state-of-the-art electric and electronic systems to identify and replace defective components such as computer control modules, sensors, solenoids, digitized components, and circuits. Develop or improvise methods, alter parts, and make repairs in the absence of technical guidelines. Modify parts to fit, or improvises modifications to equipment to correct recurring malfunctions. Makes design modifications to meet special requirements, make adjustment or performs tests. Removes, disassembles overhauls, modifies, adjusts, and repairs, engines, transmissions, or sub-assemblies in accordance with the proper procedures and specifications.

2. Performs body repair and corrosion control, refinishes and repaints surfaces as required. Repairs and/or replaces body parts, locks, glass, etc. and determines if additional repairs are required. Repairs may be accomplished by using welding equipment, power tools, hand tools and other specialized equipment. Cleans, tests, and repairs radiators/oil coolers and associated parts. Test, services, and repairs vehicle air conditioning systems following manufacturers and environmental guidelines. Replaces or repairs tires, tubes and balances wheel assemblies.

3. Prepares, maintains and submits applicable maintenance work orders for man-hour and data collection accounting, to include completing forms to reflect work performed or delayed and parts and maintenance required. Assists in establishing and maintaining adequate shop stock, special levels parts, and appropriate shop support equipment and tools. Inspect, maintains, and operates all appropriate shop equipment. Researches and assists in requisitioning materials, parts and equipment necessary to perform the vehicle maintenance/management mission.

4. Participates as OJT Instructor in the vehicle maintenance area. Conducts instructional classes on methods and procedures of operation and maintenance concerning all aspects of vehicle repairs and assigned shop maintenance support equipment. Evaluates effectiveness of instruction, documents and maintains individual/section training and qualification records.

5. Assists in conducting the local occupational safety and health training program, to include compliance with directives and procedures for proper disposal of hazardous waste products within the functional area. Fully comprehends and complies with federal, state and local environmental laws and the requirements in Air Force Occupational, Safety and Health Standard (AFOSHSTD).

6. Performs other duties as assigned.