Wheel Alinement Adjustment

TM 10-3930-609-12

ME 3930-609-12/3-23

Figure 3-23. Steering adjustment.

c. If measurements obtained in a and b above

(3) Draw wheel from steering axle spindle.

differ by 1/16 inch, adjust as below until wheels

Because of manufacturing tolerances the cone

are parallel to within 1/16 inch as measured in

and rollers of the inboard bearing may remain

a and b above.

with spindle. If so, it can easily be removed.

Avoid damaging oil seal, if possible, when re-

moving wheel.

3-68. Wheel Alinement Adjustment

b. Installation. Reverse procedures in a above,

a. Loosen (but do not remove) screws and

tightening wheel nut snug, then backing it off

nuts from all tie rod end clamps (fig. 3-24).

not more than 1/6 turn, and install cotterpin.

b. Turn each tie rod an equal number of turns

in the direction necessary to change toe-in as re-

3-70. Rear Wheel Bearings

quired.

a. Removal.

Note. Each tie rod has right hand threads at one

( 1) Remove rear wheels (para 3-69a).

end, left hand threads at the other, so adjustment can

(2) Pull bearings from bore of wheel. A

be made to change effective length without dismounting

tie rod.

slip hammer bearing puller may be used to pull

bearings from wheel if they stick in bore.

c. When adjustment has been completed,

(3) Remove retaining rings which position

tighten tie rod clamp screws and nuts and re-

bearings.

check wheel alinement measurement (para 3-

67).

b. Service.

(1) Clean bearings with SD and dry

thoroughly.

3-69. Rear Wheels

(2) Inspect cups and rollers for wear or

a. Removal.

failure. Inspect cone and roller assemblies for

(1) Lower forks fully and tilt mast back.

roughness when rotated.

Raise rear of truck until wheels clear floor.

(3) If bearings are serviceable, repack with

(2) Remove hub cap (fig. 3-25), and re-

grease in accordance with LO 10-3930-609-12,

move cotterpin, nut, and washer from bore of

using a bearing packing device, if available.

wheel.

c. Installation. Reverse procedures in a above.

3-32