Subaru XT 1988 Service Manual page 638

AUTOMATIC TRANSMISSION AND DIFFERENTIAL
3-2
8) Determine the thickness t (mm) of the drive pinion shim.
t
= 6.5 ± 0.0125 - (8 -
A~
The number of shims must be three or less.
• Available drive pinion shims
Part No.
Thickness mm (in)
31451AA050
0.15 (0.0059)
31451AA060
0.175 (0.0069)
31451AA070 0.2
(0.0079)
31451AA080
0.225 (0.0089)
31451AA090
0.25 (0.0098)
31451AA100
0.275 (0.0108)
ASSEMBLY
1 Reverse clutch drum
2
Lip seal
3
Reverse clutch piston
4
Lathe cut seal ring
5 Spring
6
Spring
7
Spring retainer
Fig. 194
5. Reverse Clutch
DISASSEMBLY
1) Remove the snap ring, and take out the retaining plate,
drive plates, driven plates, and dish plate.
2) Using the COMPRESSOR (398673600), INSTALLER
(398177700) and PLiER (399893600), remove the snap ring
and take out the spring retainer and springs.
3) Take out the piston by applying compressed air.
INSPECTION
1) Drive plate facing for wear and damage
2) Snap ring for wear, return spring for breakage or setting,
and spring retainer for deformation
3) Lip seal and lathe cut seal ring for damage
4) Piston check ball for operation
8 Snap ring
9
Dish plate
10 Driven plate
11 Drive plate
12 Retai n ing plate
13 Snap ring
14 High clutch drum
L3-596
111