Steering Gear - TM-10-3930-633-340160

TM 10-3930-633-34

(3) Actual toe-in measurements should be

(2) Check the toe-in of front wheels after

taken at hub-height, between the two points on

rolling the truck ahead one full revolution of the

the center of the tread at the rear of the tires. See

wheels (with only the weight of the truck on the

figure 11-2.

tires).

(3) Clean all parts in solvent, Federal

(4) Mark the point and roll the truck ahead

Specification P-D -680.

so that the points are in the front at hub-height

(4) Check for cracks, dents, corrosion, and in

and measure the distance between the same two

particular, wear and damaged threads. Replace

points on the tire treads.

all worn or defective parts.

(5) The difference in the two measurements

(5) Reassemble clamps on tie rod tube and

is the actual toe-in or toe-out.

install tie rod ends. Do not tighten clamps, as tie

(6) To adjust the toe-in, turn the steering

rod ends will have to be adjusted at assembly

wheel so that the gear is in the mid-position.

with axle.

(7) Loosen the clamping bolts on the ends of

d. Installation. Install tie rod to front axle,

the tie rod.

and secure ball studs in steering arms by in-

(8) Rotate the tie rod in the direction

stalling castellated nut and cotter pins. Adjust

necessary to bring toe-in within the specified

toe-in as outlined in subparagraph a. Lubricate in

range (zero).

(9) Tighten the clamp bolts on the tie rod

accordance with LO 10-3930-633-12.

ends.

11-3. Steering Gear

b. Removal. The tie rod is secured to the axle

a. Removal. Refer to Chapter 2, Section IV, for

at each end by a nut and cotter pin on the end of

complete removal procedures.

each ball stud. To remove the tie rod, remove

b. Disassembly.

cotter pins and nuts and tap the ball stud ends

NOTE

free of the steering arms.

As with any ball bearing unit, the steering gear parts

c. Disassembly, Repair and Reassembly.

must be kept free of dirt. Clean paper or rags should

be spread on the bench before starting disassembly of

(1) Loosen clamps on each tie rod end, and

the steering gear.

unscrew and remove the tie rod ends from the

Refer to figure 11-3 for parts identification and

tube.

proceed as follows:

(2) Remove clamp and clamp bolts.

11-2