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FRONT SUSPENSION
2 - 49
PATTERNS MOVE TOWARD CENTER
ANDDOWN
PATTERNS MOVE INWARD AND UP
HEEL END-DRIVE
SIDE (CONVEX)
HEEL END-COAST
SIDE (CONCAVE)
J9003-76
Fig. 69 Teeth Contact Patterns After Depth Shim
Thickness Is Increased
THINNER SHIM REQUIRED
HEEL END-DRIVE
SIDE (CONVEX)
HEEL END-COAST
SIDE (CONCAVE)
J9003-77
Fig. 70 Incorrect Teeth Contact Patterns—Decrease
Depth Shim Thickness
drive p i n i o n gear and t h e drive p i n i o n gear shaft i n -
ner/rear bearing). This w i l l cause t h e " l o w " contact
p a t t e r n on t h e " d r i v e " side to be raised a n d t o move
t o w a r d t h e "heel" of the tooth, a n d t h e " l o w " contact
p a t t e r n on t h e "coast" side to be raised a n d to move
t o w a r d t h e "toe" of the tooth ( F i g . 71).
INSTALLATION
(1) I n s t a l l the axle shafts i n t h e axle shaft tubes. I f
necessary, refer to t h e i n s t a l l a t i o n procedures.
(2) Remove any residual R T V sealant/gasket
mate-
r i a l from t h e differential housing a n d cover m a t i n g
surfaces, thoroughly clean t h e surfaces w i t h m i n e r a l
spirits (or a n equivalent cleaning solution) a n d d r y
the surfaces
completely.
(3) A p p l y a t h i n "bead" of M O P A R R T V Sealant (or
an equivalent sealant) around t h e bolt circle on t h e
housing and on t h e cover (Fig. 72). A l l o w t h e seal-
a n t t o " c u r e " f o r a f e w m i n u t e s .
I f f o r a n y r e a s o n t h e d i f f e r e n t i a l h o u s i n g c o v e r
i s n o t i n s t a l l e d w i t h i n 20 m i n u t e s a f t e r a p p l y i n g
HEEl
JNP-PRIVE
SIDE (CONVEX)
HEEL END-COAST
SIDE (CONCAVE)
J9003-78
Fig. 71 Teeth Contact Patterns After Depth Shim
Thickness Is Decreased
SEALANT
1/16-TO
3/32-INCH
(1.59-TO
k
2.38-MM)
THICK BEAD
DIFFERENTIAL
HOUSING
COVER
(TYPICAL)
J9003-85
Fig. 72 Sealant On Housing Cover.
t h e s e a l a n t , t h e s e a l a n t m u s t b e r e m o v e d a n d
a n o t h e r " b e a d " o f s e a l a n t a p p l i e d .
(4) I n s t a l l t h e housing cover on t h e differential
housing w i t h t h e attaching bolts. I n s t a l l t h e a x l e
g e a r r a t i o i d e n t i f i c a t i o n t a g u n d e r o n e o f t h e
c o v e r b o l t s . T i g h t e n t h e cover bolts w i t h 47 N»m (35
ft-lbs) torque.
(5) Remove t h e supports a n d raise or lower the
hoist u n t i l t h e vehicle is level.
(6) Remove t h e f i l l hole p l u g and f i l l t h e differen-
t i a l housing w i t h t h e specified q u a n t i t y of M O P A R
Hypoid Gear L u b r i c a n t (or a n equivalent
product).
I n s t a l l t h e f i l l hole p l u g and t i g h t e n w i t h 34 N»m (25
ft-lbs) torque.
(7) Lower t h e vehicle and test t h e brakes and the
axle for proper operation.
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