Principles and procedures for overhauling, troubleshooting and repairing small engines. Includes safety, engine types and identification, engine operation and maintenance, disassembly and inspection, engine reconditioning and assembly, fuel and ignition system assembly, and mechanical operation and testing. Techniques of routine vehicle maintenance. Includes customer vehicle identification and handling, new vehicle predelivery inspection and preparation, safety inspection, lubrication tasks, and light line tasks. Fundamentals of sheet metal repair using basic metalworking tools.
Instruction is limited to minor damage repair, parts replacement and alignment.
Principles of engine assembly and operation. Includes identification, installation and adjustment of the crankshaft, camshaft, timing chain, piston-connecting rods, fuel pump, water pump, oil pump, and cylinder head assemblies of internal combustion engines. Procedures for removing, repairing and replacing engine parts. Includes evaluation of internal and external engine parts, valve grinding and removal and replacement of camshaft crankshaft, timing chain, insert bearings and piston rings. Also includes assembling the engine to given specifications.