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115 REAR AXLE
30. Install differential and bearings in housing to
insure proper seating in bearings, tap drive
gear lightly with a rawhide hammer.
31. Install the bearing caps and use sealing com-
pound on the bolt threads. Be sure identifying
marks on caps and housing are aligned, Figure
18
.
FIGURE 18
32. Remove housing spreader tool and torque bearing
cap bolts to 70-90 ft. lbs.
33. Install the dial indicator on housing with contact
button resting against edge of gear tooth and
check the backlash between drive gear and pinion.
Backlash is .002" -.006" and should not vary
more than .002" between positions checked.
34. Install the inspection cover, using a new gasket
and replacing the ratio tag under one of the cap-
screws.
AXLE SHAFT
INSTALLATION
NOTE: If axle shaft bearing requires replacement
use J-5368 Remover and J-5369 Installer.
1. Install axle shaft inner oil seal using installer J-5370.
2. In stall the axle shafts. Use care when inserting
axles in housing not to damage t he new inner oil
seals. Lubricate the wheel bearings and start outer
outer cups into housing by tapping with a raw-
hide hammer. Use flange bolts and brake back-
ing plates to draw cups into place.
3. Insert the four attaching bolts and install shim
pack (right side only) between the brake backing
plate and flanges.
4. Install wheel bearing oil seal caps, bolts, lock-
washers and nuts. Install new oil seals in caps
and tighten bolt nuts to 12-17 ft. lbs. torque.
5. C heck the axle shaft end-play, which should be
.001"-.004". If necessary to adjust end-play,
change shims on right side as necessary to obtain
correct endplay . Axle adjusting shims are avail-
able in .003", .005", .010" and .030".
AXLE ASSEMBLY
INSTALLATION
1. Place axle assembly in position on rear springs
and insert retainers and rubber cushions under
spring seats. If the rubber cushions are deterio-
rated, install new ones. Be sure heads of spring
center bolts engage holes in spring seats.
2. In stall rear axle "U" bolts and lower spring
plates, nuts and lock nuts. Torque nuts to 70-30
ft. lbs.
3. Place a roller jack under the axle housing and
raise housing sufficiently to connect both shock
absorbers.
4. Remove masking tape from universal joint nee-
dle bearing cups and install "U" bolts, washers
and nuts. Tighten nuts to 14-17 ft. lbs torque.
5. Connect brake lines at wheel cylinders, hose at
frame connections and bleed the brakes.
6. Connect the parking brake cables to levers.
7. Install brake drum and hub assemblies on a xl e
shafts. Install washers and axle shaft nuts, tight-
ening to 125-175 ft. lbs. torque. Install cotter
pins.
8. Install wheels and tighten hub bolts to 6065 ft.
lbs. torque. Install hub caps.
9. Remove axle housing inspection cover filler plug
and fill housing to level of plug opening (2-1/2
lbs) of S.A.E. hypoid or multi-purpose gear lu-
bricant. Replace plug and tighten both filler plug
and drain plug.
10. Install rear wheel covers and lower car to floor.
.
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