Pages 18–22 (5 pages)
Controlling the Gear Train
From the 1971 Ford C4 Automatic Transmission Technician Reference Manual
- Year
- 1971
- Make
- Ford
- Type
- Training Manual
- Models
- C4 three-speed automatic transmission (Cruise-O-Matic type)
- Publication
- Course 7511
- Pages
- 57
The converter-out flow, converter check valve and rear lubrication, then the main control pressure system. The manual valve and its four passages feed the forward clutch and governor, first gear lockout, low-and-reverse band and reverse-and-high clutch systems. Starts in D, 2, manual low and reverse are explained, with the intermediate servo system and an introduction to shift valves.
What this section covers
- Converter-out flow and check valve
- Main control pressure system
- Manual valve passages
- Forward clutch and governor system
- First gear lockout system
- Reverse pressure booster
- Shift valves
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