Pages 7–14 (8 pages)
Planetary Gear System
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
Planetary gearset principles (sun, ring gear, pinions, carrier) and direct drive, reduction and reverse combinations. A piece-by-piece gear train buildup follows: input and output shafts, forward clutch, reverse and high clutch, intermediate band and servo, low and reverse planetary unit and one-way clutch. Power flow and ratios are given for each gear, with a summary chart.
What this section covers
- Planetary gearset principles
- Input and output shaft supports
- Forward clutch cylinder, piston and plates
- Intermediate band and servo
- Second gear, 1.46 to 1
- Reverse gear, 2.20 to 1
- First gear one-way clutch, 2.46 to 1
- Gear train summary chart
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