
AT-56
A340E(Others) AUTOMATIC TRANSMISSION - OVERDRIVE BRAKE
3. INSTALL PISTON RETURN SPRING
(a) Install the piston return spring.
AT1978
SST
(b) Place SST on the spring retainer, and compress the re-
turn spring with a shop press.
SST 09350-30020 (09350-07030)
(c) Install the snap ring with a screwdriver. Be sure the end
gap of the snap ring is not aligned with the cutout portion
of the O/D support.
AT8152
4. INSTALL CLUTCH DRUM THRUST WASHER
Coat the thrust washer with petroleum jelly and install it
onto the O/D support.
HINT: Make sure that the lug shape matches the hole on
the O/D support.
AT8158
5. CHECK OVERDRIVE BRAKE PISTON MOVEMENT
(a) Place the O/D support assembly onto the direct clutch as-
sembly.
(b) Apply compressed air into the oil passage as shown, and
be sure that the O/D brake piston moves smoothly.
AT8149