Toyota 4-Runner 1985 Repair Manual page 469

AUTOMATIC TRANSMISSION - Component Groups (Transmission Case and Rear Brake Pistons) AT-67
Z2114
ASSEMBLY OF TRANSMISSION CASE AND REAR
BRAKE PISTONS
(See page AT-65)
1. INSTALL NEW O-RINGS ON REACTION SLEEVE AND
PISTONS
CAUTION: The thinner O-ring goes on the outside of the
reaction sleeve.
2. INSTALL INNER AND OUTER PISTONS IN REACTION
SLEEVE
(a) Push the inner piston into the cupped side of the reac-
tion sleeve.
(b) Push the outer piston onto the other side of the reac-
tion
sleeve.
3.
INSTALL PISTONS AND SLEEVE IN CASE
CAUTION: Be careful not to damage the O-rings.
4.
5.
6.
Hold the assem bly with the outer piston up (spring seats
visible), and push the assembly into its bore in the case.
INSTALL SST BASE UNDER CASE
SST 09350-20013
INSTALL SIXTEEN PISTON RETURN SPRINGS AND SET
RETAINER WITH SNAP RING IN PLACE
NOTE: The springs are visible through the cutout in the
case, which helps position them more easily
COMPRESS PISTON RETURN SPRINGS TO ALLOW
INSTALLATION OF SNAP RING
CAUTION: Avoid bending the spring retainer by over-
tightening the bolts.
(a) Carefully position the spring compressor on the spring
retainer.
(b) Gradually and evenly tighten the bolt to compress the
springs, being careful not to damage the transmission
case with SST.
SST 09350-20013
7 . INSTALL SNAP RING
(a) Push the snap ring by hand into place. Visually check
to make sure it is fully seated and centered by the
three lugs on the spring retainer.
(b) Remove the SST.
SST
09350-20013