Wheel bearing adjustment – Spicer Drive Axles Service Manual User Manual

Page 21

WHEEL BEARING ADJUSTMENT

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LUBRICANT LEVEL

NOTE: Wheel bearings should be adjusted following
vehicle manufacturers recommended maintenance
schedule.

1. Block wheels not being adjusted to insure that

vehicle will not roll. Release emergency brake.

2. Raise wheel to be adjusted off of the ground. Make

certain wheel rotates freely.

3. Remove axle shaft.

4. Remove outer adjusting nut and lock if tabs are

broken.

5. Torque inner wheel nut to 50 Lb-Ft (68 N-m) while

rotating wheel one direction, then the other direc-
tion. Back off inner nut 1/4 turn.

NOTE: When replacing wheel bearings, new bearings
must be re-seated to insure maximum service reliabil-
ity. After the hub and bearings are assembled in place
on the spindile, install the inner adjusting nut.
Tighten the inner adjusting nut to 120 - 140 Lb-Ft
(163-190 N-m), while rotating the hub to seat the
bearings. Back off the adjusting nut 1/2 turn and
follow the proedure outlined in step #5.
6. Install lock against inner wheel nut, with locking

portion positioned on either the flat side of inner
nut or peak of inner nut, as shown.

7. Install outer wheel nut and torque to 250-275 Lb-Ft

(340-373 N-m). Rotate wheel in both directions.
Wheel must rotate freely, with out binding.

8. Bend one tang of lock over flat portion of outer

wheel to secure.

9. Remove old axle flange gasket and clean mating sur-

faces of hub and axle flange.

10. Install new axle flange gasket.
11. Install axle shaft. Torque axle nuts to specifications.

(See

Axle/Torque Specifications, pg. 21)