Figure 4-43. Wheel Bearings and Seals

TM 10-3930-633-12

Figure 4-43. Wheel Bearings and Seals

(2) Inspect adjustment of bearings by

c. Front Wheel Bearing Adjustment.

(1) Raise front of machine so that the tires

gripping top and bottom of tire, chuck tire in and

out to determine looseness or wobble. Now grip

clear the ground.

front and rear side of tire; chuck tire in and out to

determine looseness or wobble.

After raising machine and before making

any adjustments or adjustment checks,

NOTE

Before making wheel bearing adjustment, be sure

place adequate (heavy) blocking (suf-

play (looseness or wobble) is in the wheel bearings

ficient to support the weight of the

and not in the king pins. If wheel bearings need

machine ) under the frame to prevent

adjusting, clean and repack bearings before

accidental lowering or falling of the

making adjustments. Refer to lubrication

paragraph.

vehicle, thus preventing personal injury

to mechanic or bystanders.

4-61