Reassembly
U151F AUTOMATIC TRANSAXLE: SECOND BRAKE PISTON: REASSEMBLY
REASSEMBLY
1. INSTALL 2ND BRAKE PISTON O-RING
(a) Coat 2 new O-rings with ATF, and install them in the 2nd brake piston.
NOTICE:
Make sure that the O-ring is not twisted or pinched.
2. INSTALL 2ND BRAKE PISTON
(a) Coat the 2nd brake piston with ATF and install it to the 2nd brake cylinder.
NOTICE:
Be careful not to damage the O-ring.
3. INSTALL 2ND BRAKE PISTON RETURN SPRING SUB-ASSEMBLY
(a) Install the 2nd brake piston return spring.
NOTICE:
After installing the spring sub-assembly, check that all of the springs are engaged in the piston correctly.
(b) Place SST on the piston return spring and compress the piston return spring with a press.
SST: 09387-00060
(c) Using a screwdriver, install the snap ring.
(d) Be sure that the end gap of the snap ring is not aligned with the spring retainer claw.
NOTICE:
Stop the press when the spring seat is lowered to the place 1 to 2 mm (0.039 to 0.078 in.) from the snap ring groove. This prevents the spring seat from being deformed.