Chrysler RAM TRUCK 2500 1994 Service Manual page 138

REAR SUSPENSION AND AXLE 3 - 31
INSTALLATION
(1) Position the axle under the rear springs,
(2) Install the spring clamp bolts and tighten the
nuts to specified torque.
(3) Install shock absorbers bolts at axle brackets
and tighten to specified,
(4) Connect the parking brake cables and brake line.
(5) Install the hubs, axles and brake drums. Refer
axle installation procedure,
(6) Remove the block from the brake pedal. Bleed
and adjust the brakes. Refer to Group 5 brakes for
procedure.
(7) Connect drive shaft to pinion yoke with the ref­
erence marks aligned. Tighten U-joint clamp bolts to
21 N-m (16 ft. lbs,/186 in. lbs.) torque.
(8) Install wheels and tire assemblies
(9) Fill the differential housing to the correct level.
Add MOPAR Hypoid Gear Lubricant Additive
for Trac-Lok and Power-Lok equipped axles.
(10) Remove the supports and lower vehicle.
(11) Road test the vehicle to evaluate the results of
the repair.
DIFFERENTIAL DISASSEMBLY
REMOVAL/DISASSEMBLY .
Remove RWAL/ABS brake sensor hold-down
bolt and pull the sensor from the differential
housing. The sensor must be removed to pre­
vent damage when disassembling or assembling
the differential components.
(1) Note reference letters located on bearing caps
and housing machined sealing surface (Fig. 11). Re­
move the differential bearing caps.
Fig. 11 Bering Cap identification
(2) Position Spreader W-129B with the tool dowel
pins seated i n the locating holes (Fig. 12). Install the
holddown clamps and tighten the tool turnbuckle fin­
ger-tight.
Fig. 12 Differential Housing Spreader
(3) Install a pilot stud at the left side of the differ­
ential housing. Attach Dial Indicator to housing pilot
stud. Load the indicator plunger against the opposite
side of the housing (Fig. 12) and zero the indicator.
CAUTION: Do not spread over the specified dis­
tance, if the housing is over-separated if could be
distorted or damaged.
(4) Separate the housing enough to remove the
case from the housing. S e p a r a t e h o u s i n g a m a x i ­
m u m d i s t a n c e of 0.38 m m (0*015 i n ) w i t h t h e
s p r e a d e r tool. Measure the distance with the dial
indicator (Fig. 12).
(5) Remove the dial indicator.
(6) Pry the differential case loose from the housing.
To prevent damage, pivot on housing with the end of
the pry bar against case.
(7) Remove the case from housing. I f they are re­
usable, retain the differential bearing cups and bear­
ings together as matched sets.
(8) Clamp the differential case i n a vise equipped
with soft jaws. Remove and discard the ring gear
bolts. Tap the ring gear off with a rawhide or plastic
mallet (Fig. 13).
(9) The exciter ring can be removed with a soft-
faced hammer (Fig. 14), Discard after removal.
(10) Remove bearings and shims from case hubs
and mark them (with hub identity) for assembly ref­
erence (Fig. 15). Record the thickness of the shims.
(11) Clamp the differential case i n a vise equipped
with soft jaws. Use a pin punch to remove the pinion
gear mate shaft lock pin (Fig. 16).
(12) Remove the mate shaft with a drift and ham­
mer (Fig. 17).