Low and Reverse Brake Assembly

LOW AND REVERSE BRAKE ASSEMBLY





1. Install new seal rings to the low and reverse brake piston.





2. Install the low and reverse brake piston.





3. Install the return spring.

Caution: If the dished plate is not installed in the specified direction, it may be damaged or not operate properly. Install the plate exactly as shown in the figure.





4. Apply ATF to the dished plate, driven plates, and the drive plates, and install them to the transmission case in the following order:
Dished-Driven-Driven-Drive-Driven-Drive-Driven-Drive-Driven-Drive





5. Install the N-spring.





6. Install the retaining plate and the snap ring.

Caution:
^ Applying compressed air to the assembled clutch pack for more than 3 s at a time will damage the seal.
^ Do not apply compressed air for more than the aforementioned time when testing the system.





7. Apply compressed air to the part indicated in the figure and inspect the low and reverse brake operation.
^ If there is any malfunction, inspect the seal rings.

Air pressure:
390 kPa (4.0 kgf-cm2, 57 psi) max.





8. Measure the clearance between the retaining plate and the snap ring.
^ If the clearance is not within the specification, adjust the clearance by installing the correct retaining plate.

Specification:
0.7-1.1 mm (0.028-0.043 in)

Retaining plate sizes