Overdrive Servo: Removal
NOTE:
Servicing the intermediate and overdrive servo in the vehicle is only recommended in the event of a leak. If servicing is required due to a servo condition, it is necessary to remove and disassemble the transaxle to inspect the intermediate and overdrive band assembly and direct clutch for damage.
- Raise and support the vehicle.
- Assemble the special tool.
- Using the special tool, remove the servo assembly.
- Install the special tool.
- Compress the servo assembly by tightening the bolt.
- Remove the retaining ring.
- Remove the servo cover assembly.
- Remove the intermediate and overdrive servo piston and return spring.
- Using a lint free cloth wipe the servo piston and servo cap cover.
- Inspect the servo piston for cracks to the pressure and sealing surfaces.
- CHECK the servo piston lip.
- Inspect the servo retainer spring for cracks, breaks or deformation.
WARNING:
The servo is under pressure.
WARNING:
The servo and servo cover are under high spring force. Use caution when removing the servo cover. Failure to follow these instructions may result in personal injury.
CAUTION:
Use only snap ring pliers to install the retaining ring. Failure to follow this instruction may result in damage to the case.
CAUTION:
Do not use cleaning solvent to clean the rubber sealing surface of the servo piston or servo cover cap. Failure to follow this instruction may result in damage to the sealing surfaces.
NOTE:
CHECK for damage in the area where the servo piston connects to the servo rod.
NOTE:
If the lip of the servo piston is brittle install a new servo piston.