brake TOYOTA CAMRY V20 1986 Service Information

INSPECTION OF PLANETARY RING
GEAR
1. INSPECT RING GEAR FLANGE BUSHING
Using a dial indicator, measure the inside diameter of
the flange bushing.
Standard inside diameter: 19.025 ± 19.050 mm
(0.7490 ± 0.7500 in.)
If the inside diameter is greater than the maximum,
replace the flange. 4. INSTALL ONE±WAY CLUTCH AND SECOND BRAKE
HUB ON SUN GEAR
While turning the hub clockwise, slide the one±way
clutch onto the sun gear.
5. RECHECK OPERATION OF ONE±WAY CLUTCH
2. REMOVE RING GEAR FLANGE
(a) Using a screwdriver, remove the snap ring.
(b) Remove the flange from the ring gear.
3. INSTALL RING GEAR FLANGE
(a) Position the flange into the ring gear.
(b) Using a screwdriver, install the snap ring.
± AUTOMATIC TRANSAXLEComponent Parts (Front Planetary Gear) (A140L and
A140E)AT±97

DISASSEMBLY OF SECOND BRAKE
PISTON
REMOVE SECOND BRAKE PISTON
(a) Apply compressed air to the oil hole to remove the
piston.
(b) Remove the two O±rings from the piston.
Second Brake
± AUTOMATIC TRANSAXLEComponent Parts (Front Planetary Gear) (A140L and
A140E)AT±99

INSPECTION OF SECOND BRAKE
COMPONENT
INSPECT DISCS, PLATES AND FLANGE
Check if the sliding surface of the discs, plates and
flange are worn or burnt. If necessary, replace them.
HINT:
wIf the lining of the disc is exfoliated or discolored, or
even a part of the printed numbers are defaced, re-
place all discs.
wBefore assembling new discs, soak them in ATF for
at least two hours.
ASSEMBLY OF SECOND BRAKE
PISTON
INSTALL PISTON
(a) Coat a new O±ring with ATF.
(b) Install the two O±rings on the piston.
(c) Press the piston into the drum, being careful not
to damage the O±rings.
± AUTOMATIC TRANSAXLEComponent Parts (Second ±Brake) (A140L and A140E)AT±100

INSPECTION OF FIRST AND REVERSE
BRAKE COMPONENT
INSPECT DISCS, PLATES AND FLANGES
Check if the sliding surfaces of the discs, plates an
flanges are worn or burnt. If necessary, replace them.
HINT:
wIf the lining of the disc is exfoliated or discolored, c
even a part of the printed numbers are defaced, re-
place all discs.
wBefore assembly new discs, soak them in ATF for at
least fifteen minutes.
First and Reverse Brake
± AUTOMATIC TRANSAXLEComponent (First and Reverse Brake) (A140L and
A140E)AT±104

Overdrive Unit
± AUTOMATIC TRANSAXLEComponent (First and Reverse Brake) (A140L and
A140E)AT±105

INSPECTION OF OVERDRIVE BRAKE
INSPECT DISCS, PLATES AND FLANGE
Check if the sliding surfaces of the discs, plates an,
flange are worn or burnt. If necessary, replace them.
HINT:
wIf the fining of the disc is exfoliated or discolored,
or even a part of the printed numbers are defaced,
replace all discs.
wBefore assembling new discs, soak them in ATF for
at least fifteen minutes.
DISASSEMBLY OF OVERDRIVE BRAKE
1. REMOVE PISTON RETURN SPRING
(a) While pushing the return spring, remove the snap
ring with a screwdriver.
(b) Remove the piston return spring.
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. 2. REMOVE CUSHION PLATE, PLATES, DISCS AND
FLANGE
± AUTOMATIC TRANSAXLEComponent Parts (Overdrive Unit) (A140L and A140E)AT±106

ASSEMBLY OF OVERDRIVE CASE
1. INSTALL OIL SEAL RINGS ON OVERDRIVE CASE
Spread the two rings apart and install them into the
groove.
HINT: After installing the oil seal rings, check that they
move smoothly.
2. INSTALL Co ACCUMULATOR PISTON OF OVERDRIVE
CLUTCH
(a) Install a new O±ring to the accumulator piston.
Coat the O±ring with ATF.
(b) Install the accumulator piston, two springs and plate.
(c) Install the snap ring with snap ring pliers.
ASSEMBLY OF OVERDRIVE BRAKE
1. INSTALL PISTON INTO DRUM
(a) Install the new O±rings to the piston.
Coat the O±rings with ATF.
2. INSTALL FLANGE, DISCS AND PLATES
(a) Install the flange, facing the flat end upward.(b) Press the piston into the drum, being careful not
to damage the O±rings.
± AUTOMATIC TRANSAXLEComponent Parts (Overdrive Unit) (A140L and A140E)AT±119

8. INSTALL PISTON RETURN SPRING
(a) Place the return spring and snap ring on the piston.
(b) Place SST, and compress the return spring evenly by
tightening the bolt gradually.
SST 09s50±32014 (09351±32040) 6. CHECK OPERATION OF PARKING LOCK PAWL
Make sure the counter driven gear is locked when the
manual valve lever is in the P range.
7. INSTALL FIRST AND REVERSE BRAKE PISTON TO
TRANSMISSION CASE
(a) Coat the new O±rings with ATF.
(b) Install the two O±rings on the piston.
(e) Push the piston into the bore of the case, facing
the spring seat upward. 5. INSTALL PARKING LOCK PAWL BRACKET
Torque: 75 kg±cm (65 in.±Ib, 7.4 N±m)
± AUTOMATIC TRANSAXLEInstallation of Component Parts (A140L and A140E)AT±166

(c) Install snap ring. Visually check to make sure it is
fully seated and centered by the three lugs on
the spring retainer.
Be sure the end gap of snap ring is not aligned
with the spring retainer claw.
(d) Remove SST.
(e) Install the overdrive unit with overdrive case to
the transaxle case.
(f) Install and tighten the bolts.
Torque: 250 kg±cm (18 ft±Ib, 25 N±m)
9. INSTALL OVERDRIVE UNIT
(a) Install the overdrive brake apply gasket and overdrive
clutch apply gasket.
(d) Make sure that the length from the top surface of
the case to the counter driven gear top surface
should be about 24 mm (0.94 in.). (b) Install the overdrive brake drum to the case.
(c) Install the new case gasket to the case.
± AUTOMATIC TRANSAXLEInstallation of Component Parts (A140L and A140E)AT±167

11. INSTALL FIRST AND REVERSE BRAKE IN CASE
(a) Install the inner flange facing the flat end toward
the oil pump side.
(b) Install the discs and plates.
Install in order: P=Plate D=Disc
D±P±D±P±D±P±D±P±D±P±C
(c) Install the outer flange, facing the flat end toward the
piston side. 10. CHECK INTERMEDIATE SHAFT END PLAY
(a) Make sure that the intermediate shaft has thrust play.
Thrust play: 0.49 ± 1.51 mm (0.0193 ± 0.0594 in.)
If the thrust play is not within specification, check the instal-
lation of intermediate shaft.
(b) Make sure that the intermediate shaft turns smoothly.
14. INSTALL RING GEAR INTO CASE
(a) Coat the races and bearing with petroleum jelly an
install them onto the ring gear.
Bearing and races: 13. CHECK OPERATION OF FIRST AND REVERSE
BRAKE
Apply compressed air into the oil passage with the
case and be sure that the piston moves. 12. INSTALL SNAP RING
Be sure the end gap of the snap ring is not aligned
with one of the cutouts.
Front Race
Rear Racemm(in)
Bearing
± AUTOMATIC TRANSAXLEInstallation of Component Parts (A140L and A140E)AT±168