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FRONT SUSPENSION
2 - 45
Fig. 59 Shaft Rear Bearing Installation
Fig. 60 Bearing "Preload" Measurement
l o a d " torque i s not w i t h i n t h e specified
toler-
ance, c o r r e c t the s h i m t h i c k n e s s a c c o r d i n g l y . T o
i n c r e a s e the " p r e l o a d " torque, d e c r e a s e the s h i m
thickness; to d e c r e a s e t h e " p r e l o a d * • torque, i n -
crease the s h i m t h i c k n e s s . S h i m s a r e a v a i l a b l e
i n the following t h i c k n e s s e s : 0.003, 0.005, 0.010,
a n d 0.030 i n c h (0.076, 0.127, 0.254, a n d 0.762 mm).
(22) After t h e correct d r i v e p i n i o n gear shaft bear-
i n g "preload" torque has been established, remove
the yoke, n u t and washer.
(23) I n s t a l l t h e o i l slinger a n d t h e seal o n the drive
pinion gear shaft. A p p l y a l i g h t coating o f hypoid
gear l u b r i c a n t on t h e l i p o f d r i v e p i n i o n gear shaft
seal, position i t over t h e e n d o f t h e shaft and i n s t a l l
Fig. 61 Drive Pinion Gear Shaft Seal Installation
i t i n t h e differential housing bore w i t h Seal I n s t a l l a -
t i o n Tool W-147 a n d D r i v e r Handle Tool C-4171 (Fig.
61).
(24) I n s t a l l t h e drive p i n i o n gear shaft (axle) yoke,
washer, and a replacement n u t on t h e shaft. T i g h t e n
the n u t w i t h 2 7 1 t o 298 N n n (200 t o 220 ft-lbs)
torque.
RING GEAR "BACKLASH"
ADJUSTMENT
(1) Position Spreader Tool W-129-A on the differen-
t i a l housing w i t h t h e tool dowel pins "seated" i n t h e
locating holes ( F i g . 62). I n s t a l l t h e holddown clamps
and t i g h t e n t h e tool t u r n b u c k l e "finger-tight".
(2) I n s t a l l a p i l o t stud a t t h e left side of the differ-
e n t i a l housing. A t t a c h D i a l Indicator Tool C-3339 t o
the differential housing ( v i a t h e pilot stud) w i t h t h e
indicator plunger s l i g h t l y "loaded" against the oppo-
site side of the differential housing (Fig. 62). "Zero"
the d i a l indicator pointer.
CAUTION: Do not exceed the specified separation
distance when separating the differential housing. If
the housing is over-separated, it could be distorted
or damaged, which would necessitate replacement.
(3) T i g h t e n t h e spreader tool turnbuckle (Fig. 62)
and separate t h e differential housing only enough t o
i n s t a l l t h e differential case i n t h e housing. S e p a r a t e
t h e d i f f e r e n t i a l h o u s i n g a m a x i m u m d i s t a n c e o f
0.38 m m (0.015 i n ) w i t h t h e s p r e a d e r t o o l . Mea-
sure t h e separation distance w i t h the d i a l indicator
(Fig. 62) as t h e housing is being separated.
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