Toyota Celica Supra 1986 Service And Repair Manual page 348

AUTOMATIC TRANSMISSION - Component Groups !Center Support Assembly) AT-73
©
(.4101 A TelCO)
©
Downward
R0<1nded Edge
5.
6.
7.
8.
9.
10.
1 1.
INSTALL TWELVE PISTON RETURN SPRINGS AND SET
RETAINER WITH SNAP RING IN PLACE
COMPRESS RETURN SPRINGS AND INSTAll SNAP RING
IN GROOVE
(a) Place SST on the spring retainer. and compress the
springs on a shop press.
SST
09350-20013 109359-200401
Cb) Install the snap ring using a screwdriver.
INSTALL NEW O·RINGS ON PISTON AND CENTER
SUPPORT
TURN CENTER SUPPORT OVER AND INSTALl NO. 2
BRAKE PISTON
Press the No. 2 brake piston into the center support with
the cup side up, being careful not to damage the
O ~rings.
INSTALL TWENTY PISTON RETURN SPRINGS AND SET
RETAINER WITH SNAP RING IN PLACE
COMPRESS RETURN SPRINGS AND INSTAll SNAP RING
IN GROOVE
{a) Place SST on the spring retainer, and compress the
springs on a shop press.
SST
09350-20013 {09369-200401
(b) Install the snap ring with a screwdriver.
TURN CENTER SUPPORT OVER AND INSTAll NO. 1
BRAKE PISTON PLATE, DISC AND FLANGE
Using the low-pressure compressed air, blow all excess A
TF
from the disc.
CAUTION: High-pressure air will damage the disc.
Install in order: Plate-disc·plate·plate-disc·flange (rounded
edge down)
12.
INSTALL SNAP RING IN CENTER SUPPORT
Check that snap ring ends are not aligned with one of the
cutouts.
13. CHECK PISTON STROKE OF NO . 1 BRAKE
With a dial indicator. measure the stroke applying and
releasing the compressed air
(4 - 8
kg/cm 2 ,
57 - 114
psi or
392 - 785
kPal as shown.
Standard piston stroke: 0.80 - 1. 73 mm
(0.0315 - 0.0681
ln.)
If the stroke exceeds the limit, the clutch pack is probably
worn . If the stroke is less then the limit, parts may be mis-
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assembled or there may be excess ATF on the discs.