Copyright by Goodheart-Willcox Co., Inc.
After studying this chapter, you will be able to:
Explain how transmission oil pumps develop hydraulic pressure.
Describe the purpose of the transmission oil filter.
State the two locations of transmission oil coolers.
Explain the purpose and design of valve bodies and control valves.
Describe the operation of the manual valve and related linkage.
Explain the two ways of operating throttle valves.
Describe the types of transmission governor valves.
Describe the operation of accumulators.
Explain the operation of the park lock mechanism.
Describe the purpose and operation of electrical switches.
Describe the purpose and operation of electrical solenoids.
Transmission oil pump
Main oil cooler
Auxiliary oil coolers
Auxiliary valve bodies
Oil transfer tubes
Pressure regulator valve
Neutral start switch
Throttle valve (TV) linkage