Jeep Cherokee 2000 Service Manual - page 1610
(6) Mount support in direct clutch and remove
brake piston with compressed air. Apply air to same
feed hole used when checking piston operation.
(7) Remove and discard support O–rings (Fig. 233).
(8) Remove support seal rings (Fig. 234).
(9) Measure free length of piston return springs
with springs mounted in retainer (Fig. 235). Length
should be 17.23 mm (0.678 in.).
(10) Clean support components and dry them with
compressed air.
(11) Inspect overdrive support and brake piston.
Replace support and piston if either part is worn or
damaged.
ASSEMBLY
(1) Lubricate new support seal rings. Then com-
press rings and install them on support (Fig. 236).
(2) Lubricate and install new O–rings on brake
piston. Then carefully seat piston in support.
(3) Install return springs on brake piston.
(4) Compress return springs with Spring Compres-
sor 7537 (Fig. 232) and install piston snap ring.
(5) Install support bearing race and clutch drum
thrust washer (Fig. 231).
(6) Install thrust bearing and front and rear bear-
ing races. Thrust bearing rollers should face upward
as shown (Fig. 236).
(7) Verify thrust bearing/race sizes (Fig. 237).
•
Front race outer diameter is 47.8 mm (1.882 in.)
and inside diameter is 30.7 mm (1.209 in.).
•
Rear race outer diameter is 47.8 mm (1.882 in.)
and inside diameter is 34.3 mm (1.350 in.).
•
Bearing outer diameter is 47.7 mm (1.878 in.)
and inside diameter is 32.7 mm (1.287 in.).
(8) Verify brake piston operation. Use same proce-
dure described at beginning of disassembly. Piston
should operate smoothly and not bind or stick.
Fig. 231 Removing Clutch Drum Thrust Washer And
Race
1 – BEARING RACE
2 – OVERDRIVE SUPPORT
3 – THRUST WASHER
Fig. 232 Removing/Installing Piston Snap Ring
1 – COMPRESSOR TOOL
2 – SNAP RING
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AW–4 AUTOMATIC TRANSMISSION
XJ
DISASSEMBLY AND ASSEMBLY (Continued)