Planetary Sear Assembly—Model 727 - Jeep J-10 Series 1982 Technical & Service Manual

SNAP RING
(SELECTIVE)
FRONT
PLANETARY
GEAR
ASSEMBLY
FRONT ANNULUS
GEAR ASSEMBLY
No. 3
THRUST
WASHER
DRIVING
SHELL
OUTPUT
SHAFT
AUTOMATIC TRANSMISSION 2C-59
REAR PLANETARY
GEAR ASSEMBLY
REAR ANNULUS
GEAR ASSEMBLY
LOW AND
REVERSE
DRUM
6017S
Rg. 2C-85 Planetary Sear Assembly—Model 727
(2) Apply thin coat of petroleum jelly on No. 8
thrust plate.
(3) Position plate on output shaft and in rear an
nulus gear.
NOTE: Be sure teeth are engaged with output shaft
splines.
(4) Position rear planetary gear assembly in rear
annulus gear and install No. 7 thrust washer on forward
side of gear assembly.
(5) Install snap ring in forward groove of sun gear
(long end of gear).
(6) Insert sun gear through forward side of driving
shell and install steel thrust plate and snap ring on rear
side of sun gear.
(7) Install snap ring in forward groove of sun gear.
Install No. 5 thrust washer in driving shell over sun
gear.
(8) Install driving shell and sun gear assembly on
output shaft and engage sun gear teeth with rear plan
etary pinions.
(9) Position No. 4 thrust washer on rear hub of
front planetary gear and engage planetary gear with
front annulus gear.
(10) Install front planetary and annulus gear assem
bly onto output shaft and mesh planetary pinions with
sun gear.
(11) Install selective snap ring and measure assem
bly end play.
NOTE: If necessary, the clearance should be adjusted
by using selective thickness snap rings. Snap rings are
available in 0.048, 0.055 and 0.062-inch (1.22, 1.40 and
1.57 mm) thicknesses.
Overrunning Clutch
Inspection
Inspect the clutch rollers for smooth, round surfaces.
They must be free of flat spots and chipped teeth.
Inspect the roller contact surfaces in the cam and race
for brinelling and inspect the springs for distortion,
wear or other damage.
On model 727 transmission only, inspect the cam set-
screw for tightness. If loose, tighten the setscrew and
restake the case around the screw.
Cam Replacement—Model 999
If the overrunning clutch cam or spring retainer are
damaged, they can be replaced with a service replace
ment cam, spring retainer and retaining screw (fig. 2C-
86).
(1) Remove bolts attaching output shaft support to
rear of case.
(2) Remove support from rear of case using wood
block and hammer.
(3) Centerpunch rivets exactly in center of each
rivet head (fig. 2C-87).