This manual is intended to assist heavy equipment instructors in teaching the latest concepts and functions of heavy equipment. It includes 7 sections and 27 instructional units. Sections (and units) are: orientation (shop safety and first aid, hand tools and miscellaneous tools, measuring, basic rigging and hoisting), engines (basic engine principles; engine evaluation, removal, and disassembly; cleaning, inspecting, and reconditioning gasoline and diesel engines; engine reassembly and installation), engine accessories (lubrication systems, air-intake and exhaust systems, fuel systems, cooling systems, electrical systems), hydraulics (hydraulic systems, brake systems), auxiliary systems (power trains, tracks, deck machinery, booms and other accessories), suspension (steering systems, tires, suspension systems, bearings and seals), and cutting and welding (arc welding, oxyacetylene cutting, oxyacetylene braze welding). Eight basic components form a unit: performance objectives (unit and specific objectives), suggested teacher activities, information sheets (content essential for meeting cognitive objectives written in topical outline form), assignment sheets, job sheets, transparency masters, tests, and answers to tests and assignment sheets. (YLB)