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Powertrax 3710 User Manual

Page 18

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18

Assembly of Differential Case Into Vehicle

(thick ring gear; differential case

was removed from vehicle)

1. Clean the axle housing interior, cover, mounting sur-

face and drain plug.

2. Place the correct bearing races onto each end of the

differential case, ready to install.

3. If shims are used, locate them near the correct ends

of the case, ready to install.

4. Install the differential case in the carrier as described

in the shop manual. Generally, this will involve placing the dif-

ferential case and correctly-located bearing races with one shim

into the carrier and then tapping in the shim on the other side,

or pressing the case in if the shims are already mounted under

the bearings. In some designs a spreader for the housing may be

required.

5. Replace the bearing caps in their marked positions

and torque the bolts to their correct value. Consult the shop

manual for the exact procedure.

6. Finish the installation of any remaining parts by

reversing the order of disassembly—in general, the axles/back-

ing plates, brake lines, emergency brake cables, and tires. If

your vehicle uses an axle shaft thrust block, be sure that the

correct axle shims are in place at the outer ends of the axle

shafts. In these designs there should be little or no end play.

Also note that in some designs the last 1/8-inch or so of the back-

ing plate installation may be a light press fit and the axle shaft

may appear to be hitting something; tap the outside end of the

axle shaft and it should go in.

Assembly Inspection

1. Inspect your work. Look for anything that is not cor-

rect. Be sure that the drivers rotate back and forth smoothly,

stopping at the pinion shaft.