Band Apply Servo: Service and Repair

DISASSEMBLY / INSPECTION / ASSEMBLY
1. Disassemble in the order shown in the illustration.
2. Assemble in the reverse order of disassembly, referring to Assembly Note.

Inspection





Servo return spring (6)
1. Measure the spring free length.





2. If not within the specifications, replace the spring.





2-4 brake band (10)
1. Remove the 2-4 brake band, and hold it together as shown in the illustration.
2. Replace the 2-4 brake band if damaged of malfunctioning.





Assembly Note
Install the servo into the transaxle case.
1. Apply ATF to a new D-ring and install it onto the band servo piston. D-ring inner diameter for the small D-ring is 29.4 mm (1.16inch) and the large D-ring is 65.9 mm (2.59 inch).
2. Assemble the servo piston and servo retainer.
3. Apply ATF to new O-rings and install them onto the servo retainer. O-ring inner diameter is 72.9 mm (2.87 inch).
4. Install the servo return spring and servo retainer assembly into the transaxle case.





5. Press the servo retainer assembly by using the Special Service Tools (SSTs).
6. Install the snap ring.





7. Install the piston stem, washer, and nut to the band servo piston.