Installing Forward Clutch To Direct Clutch Thrust Washer; Properly Seated Forward Clutch Within Direct Clutch Housing; Pump Body; J 25021 Installed On Direct And Forward - Pontiac TRANS AM 1977 Service Manual

TURBO HYDRA-MATIC 200
7 A 1-6 1
~i ; 7 ~ 1 - 1 3 8 Installing Forward Clutch to Direct Clutch
Thrust Washer
RIGHT WRONG
3842
Fig. 7A1-139 Teflon Oil Seal Rings
PUMP BODY
Inspection
1. Remove the check ball (7.14mm (.28lV)) from the
pump body or pump cover and keep it separated from the
five check balls (6.35mm (.250M)) used in the case and control
valve assembly.
2. Mark pump drive and driven gears with pencil or piece
of copper for reassembly in same position and remove from
pump body (Fig. 7A1-148).
3. Inspect drive and driven gears for scoring, galing or
damage.
NOTE: Driven gear identification marks should have
been against the pump body gear pocket (See Fig. 7A 1
-
149 for identification). The drive gear has
1
identification mark on each drive tang (Fig. 7A1-148).
This side should be facing away from the pump body
gear pocket.
4. Inspect drive and driven gear pocket and crescent for
scoring or damage (Fig. 7A1- 150).
/
FORWARD
CLUTCH
HOUSING
/ 1
DIRECT
CLUTCH
I
Fig. 7A1-140 Installing Forward Clutch Into Direct Clutch
HOUSING
Housing
FORWARD
CLUTCH
HOUSING
Fig. 7A1-14 1 Properly Seated Forward Clutch Within
Direct Clutch Housing
Fig. 7A1-142 J 2 5 0 2 1 Installed On Direct and Forward
Clutch Assemblies
5. Inspect pump body face for nicks and overall flatness.
6. Inspect for open oil passages.
7. Inspect for damaged bolt hole threads.
8. Inspect for open drainback hole.
9. Inspect bushing for scores or nicks
10. If removed, coat outside of seal body with non-
hardening sealing compound; support pump body oil seal side
up, and using J 25016, install new pump body oil seal (Fig.