INSTALL OVERDRIVE CLUTCH DRUM OIL SEAL RING
Coat the 2 overdrive clutch drum oil seal rings with ATF.
Squeeze the ends of the 2 oil seal rings together, and then install them to the overdrive support sub-assembly.
Note
Do not spread the ring ends more than necessary.
Tech Tips
After installing the oil seal rings, check that they rotate smoothly.
Coat the clutch drum thrust washer with petroleum jelly, and install it into the overdrive support sub-assembly.
Tech Tips
Make sure that the lugs shapes fit into the holes on the overdrive support sub-assembly.
INSTALL OVERDRIVE BRAKE PISTON
Coat 2 new O-rings with ATF, and install them to the overdrive brake piston.
Being careful not to damage the O-rings, and press in the overdrive brake piston into the overdrive support sub-assembly with both hands.
INSTALL OVERDRIVE BRAKE RETURN SPRING SUB-ASSEMBLY
Install the overdrive piston return spring sub-assembly.
Place SST on the spring retainer, and compress the return spring with a press.
Install the snap ring with a screwdriver.
Note
Be sure the end gap of the snap ring is not aligned with the cutout portion of the overdrive support.
Tech Tips
After assembling the overdrive support sub-assembly completely, align the position of the piston with the position shown in the illustration "A".
Align the end gap of the snap ring as shown in the illustration "B".
Make sure that the snap ring is not on the part of return spring to prevents the spring from coming off. Check this on 8 places.
INSPECT PISTON OPERATION OF OVERDRIVE BRAKE
Place the overdrive support sub-assembly onto the direct clutch assembly.
Apply compressed air (392 kPa, 4.0 kgf/cm2, 57 psi) into the oil passage, and check that the overdrive brake piston moves smoothly.