Ball A Ssem Bly; Retainer And Ball Assembly Leak Check Procedure; Replacement Procedure - Third Accumulator Retainer And Ball Assembly - GMC T Series 1994 Repair Manual

• Case interior for:
- Damaged ring grooves or casting flash.
- Clutch plate lugs worn or damaged.
- Bushing (33) scored, worn, or damaged (see
Bushing Replacement).
Third Accumulator Retainer and Ball Assembly
Figure 29
[ f f i Inspect
• Ball for:
- Presence.
- Sticking or leaking.
• Retainer for:
- Presence.
- Loose.
- Incorrect seating.
- Restricted feed slots.
Retainer and Ball Assembly Leak Check
Procedure
Figure 29
1. Install the servo assembly (12-26) into the servo
bore.
2. Install the servo cover (28) and retainer (29).
3. Pour a suitable solvent into the accumulator
bore.
[ y | Inspect
• Watch for leakage inside the case.
• If leakage is observed, replace the third
accumulator retainer and ball assembly.
Replacement Procedure - Third Accumulator
Retainer and Ball Assembly
Figures 29 and 30
Tools Required:
6.3 mm (#4) Screw Extractor
9.5 mm (3/8 inch) diameter metal rod
Remove or Disconnect
• Third accumulator retainer and ball assembly
(40).
- Use 6.3 mm (#4) screw extractor.
Install or Connect
Figures 29 and 30
• A new third accum ulator retainer and ball
assembly.
- Oil feed slots in the retainer must line up
with oil passage in the servo bore. To be
certain of correct installation depth, scribe
a mark at 42.0 mm (1.653 inch) on the 9.5
mm (3/8 inch) diameter metal rod. Use it
to seat the third accum ulator and ball
assembly as shown. When the scribed line
is flush with the case face, installation depth
is correct.