Jeep 1997 Grand Cherokee Service Manual page 120

3 - 62 DIFFERENTIAL AND DRIVELINE
REMOVAL AND INSTALLATION (Continued)
(16) Install wheel and tire assemblies.
(17) Lower vehicle.
AXLE SHAFT
REMOVAL
(1) Raise and support vehicle. Ensure that the
transmission is in neutral.
(2) Remove wheel and tire assembly.
(3) Remove brake caliper and rotor. Refer to Group
5, Brakes, for proper procedure.
(4) Clean all foreign material from housing cover
area.
(5) Loosen housing cover bolts. Drain lubricant
from the housing and axle shaft tubes. Remove hous-
ing cover.
(6) Rotate differential case so that pinion mate
gear shaft lock screw is accessible. Remove lock
screw and pinion mate gear shaft from differential
case (Fig. 23).
Fig. 23 Mate Shaft Lock Screw
(7) Push axle shaft inward and remove axle shaft
C–clip lock from the axle shaft (Fig. 24).
Fig. 24 Axle Shaft C–Clip Lock
SIDE GEAR AXLE SHAFT PINION GEAR MATE SHAFT LOCK SCREW C-CLIPLOCK
(8) Remove axle shaft. Use care to prevent damage
to axle shaft bearing and seal, which will remain in
axle shaft tube. Also, exercise care not to damage the
wheel speed sensor on vehicles equipped with ABS
brakes.
(9) Inspect axle shaft seal for leakage or damage.
(10) Inspect roller bearing contact surface on axle
shaft for signs of brinelling, galling and pitting. If
any of these conditions exist, the axle shaft and/or
bearing and seal must be replaced.
INSTALLATION
(1) Lubricate bearing bore and seal lip with gear
lubricant. Insert axle shaft through seal, bearing,
and engage it into side gear splines.
NOTE: Use care to prevent shaft splines from dam-
aging axle shaft seal lip. Also, exercise care not to
damage the wheel speed sensor on vehicles
equipped with ABS brakes
(2) Insert C–clip lock in end of axle shaft. Push
axle shaft outward to seat C–clip lock in side gear.
(3) Insert pinion mate shaft into differential case
and through thrust washers and pinion gears.
(4) Align hole in shaft with hole in the differential
case and install lock screw with Loctite
threads. Tighten lock screw to 19 N·m (14 ft. lbs.)
torque.
(5) Install cover and add fluid. Refer to Lubricant
Change procedure in this section for procedure and
lubricant requirements.
(6) Install brake caliper and rotor. Refer to Group
5, Brakes, for proper procedures.
(7) Install wheel and tire.
(8) Lower vehicle.
AXLE SHAFT SEAL AND BEARING
REMOVAL
(1) Remove the axle shaft.
(2) Remove the axle shaft seal from the end of the
axle shaft tube with a small pry bar.
NOTE: The seal and bearing can be removed at the
same time with the bearing removal tool.
(3) Remove the axle shaft bearing from the axle
tube with Bearing Removal Tool Set 6310 using
Adapter Foot 6310-5 (Fig. 25).
(4) Inspect the axle shaft tube bore for roughness
and burrs. Remove as necessary.
INSTALLATION
Do not install the original axle shaft seal.
Always install a new seal.
(1) Wipe the axle shaft tube bore clean.
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