Page 1842 of 4770
AUTOMATIC TRANSAXLEFORWARD CLUTCH ±
AX±46
2. REMOVE SNAP RING FROM CLUTCH DRUM
3. REMOVE FLANGE, DISCS AND PLATES
4. REMOVE RETURN SPRING
(a) Place SST on the spring retainer and compress the
springs with a press.
SST 09350±32014 (09351±32070)
(b) Using snap ring pliers, remove the snap ring.
(c) Remove the return spring.
5. REMOVE CLUTCH PISTON
(a) Apply compressed air into the oil passage to remove the
piston.
If the piston does not come out, use needle±nose pliers
to remove it.
Page 1843 of 4770
AUTOMATIC TRANSAXLEFORWARD CLUTCH ±
AX±47
(b) Remove the 2 O±rings from the piston.
6. IF NECESSARY, REMOVE OIL SEAL RINGS
Remove the 3 oil seal rings from the shaft.
FORWARD CLUTCH INSPECTION
1. INSPECT CLUTCH PISTON
(a) Check that the check ball is free by shaking the piston.
(b) Check that the valve does not leak by applying low±pres-
sure compressed air.
2. INSPECT DISCS, PLATES AND FLANGE
Check if the sliding surfaces of the discs, plates and
flange are worn or burnt. If necessary, replace them.
HINT:
If the lining of the disc is peeling off or discolored, or
even if a part of the printed numbers are defaced, re-
place all discs.
Before assembling new discs, soak them in ATF for
at least 15 minutes.
FORWARD CLUTCH ASSEMBLY
1. INSTALL OIL SEAL RINGS
Install the 3 oil seal rings to the shaft.
NOTICE: Do not spread the ring ends more than necessary.
HINT: After installing the oil seal rings, check that they
move smoothly.
AX038±03
AX039±04
Page 1849 of 4770
AUTOMATIC TRANSAXLESECOND BRAKE ±
AX±53
SECOND BRAKE
COMPONENTS
SECOND BRAKE PISTON DISASSEMBLY
REMOVE SECOND BRAKE PISTON
(a) Apply compressed air to the oil hole to remove the piston.
(b) Remove the 2 O±rings from the piston.
AX03F±02
AX03G±03
Page 1856 of 4770
AUTOMATIC TRANSAXLEOVERDRIVE UNIT ±
AX±60
OVERDRIVE BRAKE DISASSEMBLY
1. REMOVE PISTON RETURN SPRING
(a) While pushing the return spring, remove the snap ring
with a screwdriver.
(b) Remove the piston return spring.
2. REMOVE PLATES, DISCS AND FLANGE
3. REMOVE PISTON FROM DRUM
Apply compressed air to oil hole to remove the piston.
HINT: Blow with the gun slightly away from the oil hole,
and be careful that the piston does not tilt.
4. REMOVE O±RINGS
Remove the inner and outer O±rings from the piston.
AX03T±03
Page 1870 of 4770
AUTOMATIC TRANSAXLEOVERDRIVE UNIT ±
AX±74
2. REMOVE OIL SEAL RINGS
OVERDRIVE CASE ASSEMBLY
1. INSTALL OIL SEAL RINGS ON OVERDRIVE CASE
Install the 2 oil seal rings to the overdrive case groove,
then snug them down by squeezing their ends together.
HINT: After installing the oil seal rings, check that they
move smoothly.
2. INSTALL C0 ACCUMULATOR PISTON TO OVER-
DRIVE CASE
(a) Install a new O±ring to the accumulator piston.
(b) Coat the O±ring with ATF.
(c) Install the accumulator piston, 2 springs and retaining
plate.
(d) Using snap ring pliers, install the snap ring.
AX042±02
Page 1875 of 4770
AUTOMATIC TRANSAXLEVALVE BODY ±
AX±79
7. REMOVE OIL STRAINER, NO.1 LOWER VALVE BODY
COVER GASKETS AND CHECK VALVE
(a) Remove the 2 gaskets and plate from the lower valve
body.
(b) Remove the oil strainer, check valve and spring.
8. REMOVE PRESSURE RELIEF VALVE
9. REMOVE NO.2 LOWER VALVE BODY COVER, OIL
STRAINER, CHECK BALLS AND VIBRATING STOP-
PER
Remove the 11 bolts and lower valve body cover.
(b) Remove the 2 check balls, oil strainer and vibrating stop-
per.
Page 1876 of 4770
AUTOMATIC TRANSAXLEVALVE BODY ±
AX±80
10. REMOVE NO.2 LOWER VALVE BODY COVER GAS-
KETS AND CHECK BALLS
(a) Remove the 2 screws from the lower valve body cover.
(b) Remove the 2 gaskets and plate.
(c) Remove the 3 check balls from the cover.
11. REMOVE BOLTS FROM UPPER VALVE BODY
Remove the 3 bolts.
12. LIFT OFF UPPER VALVE BODY AND NO.1 PLATE AS
A SINGLE UNIT
Hold No.1 plate to the upper valve body and lift off the up-
per valve body.
HINT: Be careful that the check balls and oil strainer do
not fall out.
Page 1877 of 4770
AUTOMATIC TRANSAXLEVALVE BODY ±
AX±81
13. REMOVE 2 CHECK BALLS AND VIBRATING STOP-
PER FROM UPPER VALVE BODY
14. REMOVE 2 OIL STRAINERS AND CHECK BALL FROM
LOWER VALVE BODY
VALVE BODY ASSEMBLY
1. INSTALL 2 CHECK BALLS AND VIBRATING STOP-
PER TO UPPER VALVE BODY
2. INSTALL 2 OIL STRAINERS AND CHECK BALL TO
LOWER VALVE BODY
3. POSITION PLATE AND NEW GASKETS ON UPPER
VALVE BODY
Position new No.1 gasket, plate and the new No.2 gasket
on the upper valve body.
HINT: Since No.1 gasket and No.2 gasket are similar, use
the illustration below to discriminate between them.
AX0TX±01