GMC T Series 1994 Repair Manual page 624

E Remove or Disconnect
Figures 4 and 5
1. 4th apply piston (25).
Servo return spring (12).
2.
Servo pin retainer ring (24), washer (23) and
3.
apply pin spring (22).
4. 2nd apply piston pin (13).
5. Install J 22269-01.
6. Retainer ring (14).
7. Cushion spring retainer (15) and cushion spring
( ).
16
Figure 4 Second Servo Piston Retaining Ring Removal
ILL.
NO. DESCRIPTION
12 SPRING, SERVO RETURN
13 PIN, 2ND APPLY PISTON
14 RING, RETAINER (2ND APPLY PISTON)
15 RETAINER, SERVO CUSHION SPRING
16 SPRING, SERVO CUSHION
17 PISTON, 2ND APPLY
18 RING, OIL SEAL (2ND APPLY PISTON - OUTER)
19 RING, OIL SEAL (2ND APPLY PISTON - INNER)
20 HOUSING, SERVO PISTON (INNER)
21 SEAL, O-RING
22 SPRING, SERVO APPLY PIN
23 WASHER, SERVO APPLY PIN
24 RING, RETAINER (APPLY PIN)
25 PISTON, 4TH APPLY
26 RING, OIL SEAL (4TH APPLY PISTON - OUTER)
27 SEAL, O-RING (2-4 SERVO COVER)
28 COVER, 2-4 SERVO
29 RING, SERVO COVER RETAINING
RH0104-4L60-E