Cadillac 60 Series 1963 Shop Manual page 123

6-30
HYDRA-MATIC TRANSMISSION
Neutral Clutch Hub
Snap Ring
Rear Unit Clutch
Piston Assembly
Fig. 6-50 Removing Rear Clutch Piston
Assembly Snap Ring
7. Remove large snap ring that holds rear
clutch piston assembly to rear drum, Fig. 6-50.
8. Remove neutral clutch hub and rear clutch
piston assembly as a unit.
9. Remove spiral snap ring that holds neutral
clutch hub to rear clutch cover, Fig. 6-51.
10. Remove neutral clutch hub by rotating
counter-clockwise around inner race.
11. Remove rear sprag clutch retainer from
neutral clutch hub and remove sprag assembly.
12. Install Spring Compressor, J-4670 and
J-6129, on rear clutch cover assembly, Fig. 6-52.
/Clutch Spring Retainer Snap Ring
/Rear Clutch Release Spring Retainer
Oil Seal
(Piston Outer)
Rear Unit Sprag
Outer Race
(Neutral Clutch Hub)
Rear Unit Sprag
Clutch Retainer
Rear Clutch
Release
Springs
Rear Unit
Clutch Piston
Oil Seal
(Piston Inner)
Rear Unit
Clutch Cover
Outer Race
Retainer
Snap Ring
Rear Unit Sprag Assembly
13. Using tool, compress clutch release springs
until retaining snap ring is free and then remove
snap ring.
14. Remove special tool from clutch cover
assembly.
15. Remove clutch release spring retainer and
eight springs, Fig. 6-51.
16. Remove rear clutch piston from rear clutch
cover.
17. Remove seal rings from piston and hub of
cover and discard.
18. Remove intermediate shaft and rear clutch
hub, Fig. 6-53. Rear clutch hub is retained on
shaft by one snap ring located at rear end of hub.
19. Remove steel backing washer and bronze
thrust washers located on front and rear of rear
clutch hub.
20. Remove mainshaft and rear unit sun gear.
Remove thrust bearing and retainer, Fig. 6-53.
NOTE: Sun gear is retained on mainshaft
with a snap ring at the front and a spiral ring
at the rear,. Drill spot on sun gear must face
rear of transmission when installed on main
shaft.
21. Remove seven composition (drive) clutch
plates and seven steel (driven) clutch plates.
22. Remove rear drum assembly from Clutch
Holding Fixture.
23. Remove large snap ring that holds reverse
drive flange to rear drum and remove reverse
drive flange and output shaft, Fig. 6-54.
24. Remove reverse planet carrier inner lo-
cating snap ring from output shaft.
Rear Clutch Spring
Compressor J-6129
Rear Clutch
Release Spring " v ^
Retainer
Clutch Spring
Compressor J-4670
lutch Spring
Retainer
Snap Ring
Rear Clutch
/ Cover
Assembly
Fig. 6-51 Rear Clutch Piston Assembly - Disassembled
Fig. 6-52 Remove Snap Ring Retaining
Clutch Release Spring