Chevrolet 1977 10 Series, Repair Manual, Page: 375 / 468

AUTOMATIC TRANSMISSIONS (400)7A-55
Fig. 7 A - 1 8 5 C —In s ta llin g D e te n t R o lle r and S p rin g A s s e m b ly
INSTALLATION OF FILTER AND INTAKE PIPE
1. Install case to intake pipe "O" ring seal on intake pipe
and assemble into filter assembly.
2. Install filter and intake pipe assembly (Fig. 7A-8C).
NOTE:
It is recommended that the filter be replaced,
rather than cleaned, whenever the transmission is
disassembled.
3. Install filter retainer bolt (Fig. 7A-7C).
4. Install new bottom pan gasket and bottom pan, with
attaching screws. Torque to 12 ft. lbs.
INSTALLATION OF M ODULATOR VALVE AND
V A C U U M MODULATOR
1. Install m odulator valve into case, stem end out (Fig.
7A-186C).
2. Install "O" ring seal on vacuum modulator.
3. Install vacuum m odulator into case.
Fig. 7 A-1 8 7 C --ln s ta llin g G o v e rn o r A s s e m b ly
NOTE:
Models CA and CZ use a m odulator that is
different than the m odulator used on the other models.
Refer to parts catalog book for correct usage.
4.
Install m odulator retainer and attaching bolt. Torque
bolt 18 ft. lbs.
INSTALLATION OF GOVERNOR ASSEMBLY
1. Install governor assembly into case (Fig. 7A-187C).
2. A ttach governor cover and gasket with four (4)
attaching bolts. Torque bolts to 18 ft. lbs.
INSTALLATION OF SPEEDOMETER DRIVEN
GEAR ASSEMBLY
1. Install speedometer driven gear assembly (Fig. 7A-
188C).
Fig. 7A-1 8 6 C -ln s ta ll in g Vacuum M od ulator and Valve
Fig. 7A-1 88 C —Installing Speedometer Driven Gear and Sleeve