SPECIALIZED EXPERIENCE REQUIREMENTS FOR WG-10: Must have experience or training leading to a thorough knowledge of the mechanical makeup, operation, and working relationships of complex systems, assemblies, and parts for a variety of combat, tactical, commercial, special purpose vehicles, and equipment; ability to diagnose, repair, overhaul, and modify a variety of combat, tactical, commercial, special purpose vehicles, and equipment; knowledge of electrical, electronic, hydraulic, pneumatic, and other non-mechanical systems that have a functional relationship and effect on the operation of mechanical systems; knowledge of hydraulic lifting, loading, turning, and positioning systems and their mechanical, hydraulic, pneumatic, electrical, and electronic controls; basic knowledge of electronics, sufficient to identify and replace defective components, such as sensors, diodes, and circuit boards; ability to repair or overhaul major components such as diesel, multi-fuel or gasoline engines, turbine engines, automatic and manual transmissions, drive line assemblies, electrical and electronic systems and accessories, fuel injection systems, and emission control systems. SPECIALIZED EXPERIENCE REQUIREMENTS FOR WG-08: Must have experience or training using common hand and power tools and a small variety of test and measurement devices to make mechanical repairs; experience removing, adjusting, replacing, cleaning, and installing a variety of parts, components, and accessories; experience which demonstrates a basic understanding of mechanical, electrical, and hydraulic theory applying to vehicles; and skill to replace, fit, install, and make adjustments; experience demonstrating an understanding of the makeup and operation of the various individual systems maintained and their interrelationships; experience reading and interpreting parts lists, manufactures repair manuals, diagrams, and electrical schematics.