Chapter 05 - Chapter 5 Transmission Designs/Rebuilding...

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Chapter 5 Transmission Designs/Rebuilding Transmissions Upon completion and review of this chapter, the student should be able to: Classroom Manual Objectives Explain the differences between a transaxle and a transmission. Describe the total driveline for FWD, RWD, and 4WD vehicles. Explain how to identify the features of a transmission by its model number. Describe the major internal parts of an automatic transmission/transaxle. Describe the different designs of compound planetary gearsets. Name the major types of planetary gear controls used on automatic transmissions and explain their basic operating principles. Explain the purposes of seals and gaskets that are found in an automatic transmission/transaxle. Explain the purposes of engine and transmission/transaxle mounts. Shop Manual Objectives Diagnose noise and vibration problems and determine needed repairs. Remove and install a transmission/transaxle assembly from a car or light truck. Disassemble, clean, and inspect a transmission/transaxle. Inspect, repair, and replace transmission case(s). Inspect and repair the bores, passages, bushings, vents, and mating surfaces of a transmission case. Inspect, repair, and replace extension housing bushings and seals. Inspect and replace speedometer drive gear, driven gear, and retainers. Inspect and replace external seals and gaskets. Assemble a transmission/transaxle after servicing it. Overview This chapter in both manuals covers the basic design differences and fitted equipment of the various common transmissions and transaxles. The chapters also cover the main components of a transmission. Removal, disassembly, inspection, reassembly, and installation of a transmission are also covered. 33
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Reading Assignments Classroom Manual, pages 117-144 Shop Manual, pages 205-239 34 Instructor’s Guide to Accompany Today’s Technician: Automatic Transmissions & Transaxles 3E
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Terms to Know Annulus Band Butt-end seals Composition gasket Crocus cloth Dowels Dynamic seal Gasket Hard gasket Hook-end seals Lathe-cut seal Lip seals Open-end seals O-rings Planetary carrier Planetary pinions Ravigneaux gearset RTV Scarf-cut rings Servo Simpson gearset Soft gasket Square-cut seal Static seal Steel rings Teardown Toroidal Lecture Outline and Notes I. Objectives Review the chapter’s objectives. II. Basic Designs
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Chapter 05 - Chapter 5 Transmission Designs/Rebuilding...

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