TESTING AND ADJUSTING
STEER WHEEL BEARING ADJUSTMENT
1. Nut. 2. Lock.
I. Tighten nut (I) slowly to 70 N. m (50 lb. ft. ) while
turning the wheel to put the bearing into place.
2. Loosen nut (1I) completely. Tighten nut (1) again to
50 + 5 N. m ( 37 + 4 lb. ft. ). 3. Bend lock (2)
over nut (I) to hold the nut in position.
STEERING AXLE ADJUSTMENTS
Steer Axle Stops Adjustment
Use the procedure that follows to make an adjustment to
the steer axle turning angle.
I. Loosen locknut (I) and make an adjustment to bolt (3)
to give angle (Y) 760%.
2. Tighten locknut (I) to hold this adjustment.
1. Locknut. 2. Locknut. 3. Bolt. 4. Bolt. X. 56%
Angle. Y. 76% Angle.
3. Turn the steer axle hubs the opposite direction and
loosen locknut (2).
4. Make an adjustment to bolt (4) to give angle (X) 560.
5. Tighten locknut (2) to hold this adjustment.
Steering Knuckle Bearing Preload Adjustment
Use the procedure that follows to adjust the steering
knuckle bearing preload.
1. Install the upper and lower seals in steering knuckle
(1) and put GAA Multi-purpose Grease on the lips of
the seals that face the axle beam assembly
2 Put steering knuckle (1) in position on axle beam
assembly (8). Put GAA Multi-purpose Grease on
kingpin (9) and install the kingpin through the
knuckle and axle beam assembly. Install and
tighten the lockscrew to hold the kingpin in position.
3. Install the upper spacer on the kingpin. Install upper
bearing (3) against the spacer.
4. Install upper cover assembly (2) and tighten four
bolts(10) and (12) to a torque of 135 + 14 N. m
(100 + 10 lb. ft. ). Tighten two bolts (I ) to a torque
of 270 + 20 N. m (200 + 15 lb. ft. ).
5. Install the lower spacer on the kingpin. Install lower
bearing (4) against the spacer.