Inspection Of Center Support; Air Checking Direct Clutch; Exploded View O F Center Support - Pontiac Grand Prix Service Manual

TURBO HYDRA-MATIC-M-40
7E-39
Fig. 7E-110 Installing Intermediate Clutch Retainer
Snap Ring
3. Remove spring retainer and three (3) clutch release
springs.
4. Remove intermediate clutch piston.
5. Remove inner and outer piston seal.
NOTE: Do not remove three (3) screws retaining roller
clutch inner race to center support.
INSPECTION OF CENTER SUPPORT (Fig. 7E-112)
1. Inspect roller clutch inner race for scratches or
indentations. Be sure lubrication hole is open.
CENTER SUPPORT THRUST WASHER
INTERMEDIATE CLUTCH PISTON
SPRINGS
SPRING RETAINER
1
Fig. 7E-112 Exploded View o f Center Support
NOTE: Be sure constant bleed plug or@e (approx. .020
dia.) is open (Fig. 7E-50).
2. Inspect bushing for scoring, wear or galling. If
replacement is necessary, proceed as follows:
a. Using Tool J 21465-6 with Driver Handle J 8092,
,
remove bushing.
b. From front side of center support, align thre
elongated slot in bushing with the drilled hole in the
oil delivery sleeve closest to piston.
c. Using tool J 21465-6 and Driver Handle J 8092,
drive bushing squarely into the bore until bushing is
flush to . O 10: below top of oil delivery sleeve.
3. Check oil ring grooves for damage.
4. Air check oil passages to be sure they are not
interconnected.
5. Inspect piston sealing surfaces for scratches.
6. Inspect piston seal grooves for nicks or other
damage.
7. Inspect piston for cracks or porosity.
Fig. 7E-111 Air Checking Direct Clutch 8. Inspect release springs for distortion.