Automatic Transmission G:08:03
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1
L
1
2
3
4
5
6
7
8
9
10
11
/BTO
BRAKE
B-1
- Fig. 45
- Piston Seal (Square Section/Inner)
-Piston Seal (Square Section/Outer)
- Piston
-Return Springs
-Spring Retaining Plate
-Lock Ring
-Wave Disc
-Steel Discs (3)
- Lined Discs (3)
- Pressure Plate
- Lock Ring
Disassembly
1.
Remove Brake B-2 piston as outlined in the
previous section.
2.
Remove the lock
ring,
pressure plate, and discs
from the transmission case. Fig. 46
3. Remove the two (2) sealing rings from the hub
in the bottom of the case.
Notice:
The rings have locking ends that are released by
pushing on the ring on the opposite side of the lock
and depressing one side of the lock at the same
time.
After the lock is released, expand the ring
with snap ring pliers and remove. Fig. 47
Fig. 46 BRAKE B-1 DISC PACK
4.
Remove the washer, roller thrust bearing and
adjustment shims from the hub in the bottom
of the case.
Fig. 47 TRANSMISSION CASE HUB SEAL
5. Compress the B1 piston return springs with the
special tool J
28867/1
(part of the A T Tool
Kit) and remove the lock ring securing the
spring retaining plate. Fig. 48
6. Remove the special tool and remove the spring
retaining plate and coil springs.
7. Remove the piston from the case and remove
the piston seals.
Fig. 48 BRAKE B-1 PISTON REMOVAL
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Reassembly
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Clean all parts and inspect for damage or scoring.
1.
Lubricate the two (2) square section seals with
transmission fluid and fit them to the piston.
Fig. 49
2. Lubricate the inside of the case with
transmission
fluid.
Position a strip of thin
plastic sheet in the transmission case to
prevent damage to the outer piston seal when
installing the piston.
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