Chevrolet 1977 10 Series, Repair Manual, Page: 253 / 468

AUTOMATIC TRANSMISSION
(200)7A-17
REAR
CARRIER
ASSEMBLY
THRUST WASHER
OUTPUT SHAFT
PARKING PAWL
LUGS
Fig. 7 A - 6 8 A - - ln s t a llin g T h r u s t W a s h e r
O U T P U T S H A F T
REA R C A R R IE R REAR IN T E R N A L G EAR
Fig. 7 A - 6 9 A - - ln s t a llin g Rear C a r rie r Into Rear In te rn a l Gear
NOTE:
Make sure speedometer drive gear is visible
through speedometer gear bore. If drive gear is not
visible, it may be located on wrong journal of shaft.
LOW AND REVERSE CLUTCH
I n s p e c t i o n
C A U T IO N :
I f low and reverse clutch housing has
been removed, the low and reverse clutch piston
travel must be checked.
Inspect low and reverse clutch composition-faced and
steel clutch plates for signs of wear or burning.
Low and Reverse Clutch Housing Assembly
(Fig. 7A-72A)
D i s a s s e m b l y
1. Compress low and reverse clutch spring retainer,
remove snap ring and retainer and inspect for damage or
distortion (Fig. 7A-73A).
2. Remove waved spring (Fig. 7A-74A).
3. Remove low and reverse clutch piston.
4. Remove outer and inner piston seals (Figs. 7A-75A
and 7A-76A).
5. Remove clutch apply ring.
In s p e c t i o n
1. Inspect low and reverse clutch housing for damage,
plugged feed hole.
2. Inspect low and reverse clutch housing bushing for
damage or scoring.
3. Inspect low and reverse clutch splines and snap ring
groove for damage or burrs. Remove any burrs on splines
or snap ring groove.
4. Inspect low and reverse clutch piston and clutch
apply ring assembly for distortion, cracks or damage.
NOTE:
The apply ring is identified by a num ber
located on the ring. The ring usage and identification
are as follows:
Models CE, CD, C R and CY are identified by No. 7.
Models CN, CU, CX and CZ are identified by No. 9.
5. Inspect low and reverse clutch spring retainer for
damage.
6. Inspect waved spring for damage.
7. Inspect low and reverse clutch housing to case spacer
Fig. 7 A - 7 0 A - l n s t a l l i n g T o o ls on Rear End o f Case r i n g f o r d a m a g e .
J-25013-5