Small Gas Engine: Maintenance - DVD
Product Number: C27799
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Grades 9-12. Learn about small gas engine maintenance with this easy-to-use, interactive DVD hosted by expert Dr. David Lawver of Texas Tech University. Students will watch the detailed inspection and measurement of journals on the crankshaft and camshaft and follow along as Dr. Lawver checks the cam gear bearing in the sump and measures the ring gap. Learn the proper procedures for measuring the cylinder bored, ring grooves on the piston, wrist pin, and valve stems. Maintenance checks are performed on valve guides, main bearings, wires, coils, and legs of armature. Watch the detailed demonstration of proper cleaning procedures for the armature, flywheel, carbon deposits, valves, ring grooves, air cleaner, gasket residue, and how to sand a ridge from the cylinder. Lawver demonstrates techniques for honing the cylinder, repairing valve guides, seating valves, replacing the oil seal, and washing the engine upon completion of repairs. Learn how to prepare a lawn mower for storage, which includes cleaning the engine, draining/replacing gas and oil with lubricating, and disconnecting the spark plug. Includes five quizzes and nine web links. 155 minutes. Copyright 2004.