Chevrolet 1980 Light Duty Truck Repair Manual page 276

(350J7A-28 A U TO M A TIC TR A N SM IS S IO N
S U N G E A R D R IV E SHELL
Fi g. 7 A - 9 0 B - R e m o v i n g S u n G e a r D r i v e S h e l l R e a r R e t a i n i n g
R i n g
SU N GEAR A N D SU N GEAR D R IVE SHELL
(FIG. 7 A -8 9 B )
Disassembly
1. R em ove sun gear to sun gear drive shell rear
retaining ring (fig. 7A -90B).
2. R em ove sun gear to drive shell flat rear steel thrust
washer (fig. 7A-91B).
3. R em ove sun gear assembly from drive shell.
S U N G E A R DRIVE SHELL
FLAT THRUST W A S H E R
Fig. 7A-9 1 B--Removing Sun Gear to Drive Shell Rear Steel
T hrust W asher
OVERHAUL MANUAL
S U N G E A R
R E T A I N I N G
R I N G
Fi g. 7 A - 9 2 B - R e m o v i n g S u n G e a r t o D r i v e S h e l l F r o n t S t e e l
4. R em ove sun gear to drive shell front retaining ring
(fig. 7A -92B ). D iscard retaining ring.
5. If bushing is to be replaced, refer to Figure 7A -104B .
Inspection
Check gear and sun gear shell for damage or wear.
Reassembly
ring.
2. Install sun gear assembly into drive shell.
3. Install sun gear to drive shell flat steel thrust washer.
4. Install new sun gear to sun gear drive shell retaining
ring. D o not over-stress front and rear retaining rings at
SUN G E A R
installation.
LO W A N D REVERSE ROLLER C L U T C H
S U P P O R T (FIG. 7 A -9 3 B )
Disassembly
thrust washer.
T h r u s t W a s h e r
1. Install new sun gear to drive shell front retaining
1. R em ove low and reverse clutch to sun gear shell