GMC S Series 1994, Repair Manual

Page: 641 / 919

Lo and Reverse Clutch Support Assembly
Figures 42,43 and 44
□ Remove or Disconnect
Figure 42
1. Inner race (675) from the support assembly.
2. One retainer ring (677).
3. Roller clutch assembly (678).
680
677
675
678
679
677
A LOCKED UP
B FREEW HEELS
675 RACE, LO A N D REVERSE ROLLER CLUTCH
677 RING, LO A N D REVERSE RETAINER (ROLLER
ASSEM BLY/CAM )
678 CLUTCH ASSEMBLY, LO A N D REVERSE ROLLER
679 SUPPORT A S M ., LO A N D REVERSE CLUTCH
680 SPRING, T R A N S M IS S IO N (LO A N D REVERSE CLUTCH
SUPPORT RETAINER) c
RH0139-4L60-E
Figure 42 Lo and Reverse Clutch Support Assem bly
| j ? | Inspect
Figure 42
• Inner race (675) for damage and surface finish.
• Roller clutch assembly (678) for:
- Damaged rollers.
- Broken springs.
• Cam for:
- Loose cam.
- Surface finish.
• Support assembly for:
- Cracks or damaged lugs.
|++| Install or Connect
Figures 42,43 and 44
1. Roller clutch assembly (678) into the cam and
support assembly (679).
2. Support and roller assembly into the case with
the hub down.
3. Inner race (675) into the roller assembly.
• Turn inner race (675) while inserting.
A. Push down for full engagement.
B. Bottom tangs will be flush with carrier
hub when properly installed.
C. Check for proper operation by rotating
the inner race as shown in Figure 42.
4. Support retainer spring (680) into the case.
• Insert between the case lug and the one
open notch in the support.
ALIGN WIDE NOTCH
WITH WIDE CASE LUG.
RH0140-4L60-E
Figure 43 Lo and Reverse Support and Roller Asm.
Installation
679
680
8 CASE, TRANSM ISSIO N
678 CLUTCH ASSEMBLY, LO A N D REVERSE ROLLER
679 SUPPORT A SM ., LO A N D REVERSE CLUTCH
680 SPRING, TR AN SM ISSIO N (LO A N D REVERSE CLUTCH
SUPPORT RETAINER)
RH0141-4L60-E