Overdrive Servo

Disassembly





1. Remove overdrive servo piston return spring.





2. Remove overdrive servo piston and rod assembly from servo cover.

3. NOTE: Disassemble piston/rod assembly only if overdrive servo rod length is incorrect or piston rod is damaged.





Use a screwdriver to remove rear piston rod retaining clip.





4. Remove overdrive servo piston retainer, overdrive servo piston and overdrive servo retainer and spring.





5. Remove servo piston cover seal and discard. Clean overdrive servo cover. Install new servo piston cover seal.

Assembly





1. If removed, install overdrive servo retainer and spring, overdrive servo piston and overdrive servo piston retainer.





2. Compress assembly and install rear piston rod retaining clip.





3. Lubricate piston seal with petroleum jelly. Install assembled servo piston and rod assembly into servo cover.





4. Install overdrive servo piston return spring.