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Fig. 26 Differential Bearing Installation
• for 9 1/4-inch diameter r i n g gear axles, position
L o c a t i n g Spacer Tool SP-6017 over the shaft o f Tool
SP-526 and follow i t w i t h the drive p i n i o n gear shaft
r e a r bearing; and
• position the tools ( w i t h the bearing) i n the differ-
e n t i a l housing, i n s t a l l Shaft Locating Sleeve Tool SP-
1730, i n s t a l l
the drive
p i n i o n gear
shaft
front
bearing, i n s t a l l Washer Tool SP-6022 followed b y
Compression Sleeve Tool SP-535-A, and i n s t a l l Cen-
t r a l i z i n g Washer Tool SP-534 followed b y Compres-
sion N u t Tool SP-533.
DRIVE PINION GEAR SHAFT
Fig. 27 8 3/8-Inch Ring Gear/Pinion Gear Adjustment
Tools
(12) W h i l e preventing the compression sleeve tool
f r o m r o t a t i n g w i t h Tool C-3281, t i g h t e n t h e n u t to
force and "seat" the drive p i n i o n gear shaft bearing
cups i n the differential housing bores (Fig. 29). Per-
SP-533
Fig. 28 9 1/4-Inch Ring Gear/Pinion Gear Adjustment
Tools
Fig. 29 Bearing Cup Installation
m i t the sleeve tool t o rotate several revolutions dur-
i n g the t i g h t e n i n g operation t o prevent " b r i n e l l i n g "
the bearing cups or the bearings.
T h e p o s i t i o n o f t h e d r i v e p i n i o n g e a r i n r e l a -
t i o n t o t h e r i n g g e a r ( d e p t h o f g e a r m e s h ) i s de-
t e r m i n e d b y t h e l o c a t i o n o f t h e b e a r i n g c u p
s h o u l d e r s i n t h e d i f f e r e n t i a l h o u s i n g b o r e s a n d
b y t h e d r i v e p i n i o n g e a r s h a f t l e n g t h t h a t i s l o -
c a t e d f o r w a r d o f t h e r e a r b e a r i n g . A d e p t h s h i m
i s p o s i t i o n e d b e t w e e n t h e d r i v e p i n i o n g e a r s h a f t
r e a r b e a r i n g a n d t h e d r i v e p i n i o n g e a r . T h e r e -
q u i r e d t h i c k n e s s o f t h i s d e p t h s h i m i s deter-
m i n e d a c c o r d i n g t o t h e f o l l o w i n g i n f o r m a t i o n .
(13) Loosen the compression n u t tool (Figs. 22 and
23). Lubricate t h e drive p i n i o n gear shaft f r o n t and
rear bearings w i t h gear l u b r i c a n t . Re-tighten t h e
compression n u t tool u n t i l 1 to 3 N*m (15 t o 25 i n -
lbs) torque is indicated. Rotate t h e d r i v e p i n i o n gear
shaft several complete revolutions to a l i g n the bear-
i n g rollers.
(14) For 8 3/8-inch diameter r i n g gear axles:
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