Jeep 1997 Grand Cherokee Service Manual page 155

PINION SEAL SPECIAL TOOL 7794A
ZG
REMOVAL AND INSTALLATION (Continued)
Fig. 16 Seal Removal
(9) Using Holder 6958 to hold yoke and a short
length of 1 in. pipe, remove the pinion yoke nut and
washer (Fig. 14).
(10) Using Remover C–452 and Wrench C–3281,
remove the pinion yoke from pinion shaft (Fig. 15).
(11) Remove the pinion gear from housing (Fig.
17). Catch the pinion with your hand to prevent it
from falling and being damaged.
(12) Remove collapsible spacer from pinion shaft.
Fig. 17 Remove Pinion Gear
INSTALLATION
(1) Install a new collapsible preload spacer on pin-
ion shaft (Fig. 18).
(2) If pinion gear was removed, install pinion gear
in housing.
(3) Install pinion front bearing, if necessary.
SLIDE HAMMER RAWHIDE HAM- MER OIL SLINGER
(4) Apply a light coating of gear lubricant on the
lip of pinion seal. Install seal with Installer C-3972-A
and Handle C–4171 (Fig. 19).
(5) Install yoke with Installer C–3718 and Holder
6958 (Fig. 20).
(6) If the original pinion bearings are being used,
install differential assembly and axle shafts, if neces-
sary.
NOTE: If new pinion bearings were installed, do not
install the differential assembly and axle shafts until
after the pinion bearing preload and rotating torque
are set.
SPECIAL TOOL C-3972–A
REAR SPECIAL TOOL BEAR- ING C-4171
DIFFERENTIAL AND DRIVELINE
Fig. 18 Collapsible Preload Spacer
Fig. 19 Pinion Seal Installation
IBLE SPACER COLLAPS- SHOULDER PINION GEAR
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