Hard Steering - TM-10-3930-607-150203

STEERING

TROUBLESHOOTING

CAUSE

REMEDY

Hard Steering

1. Lack of steering gear lubrication

1. Add lube to proper level.

2. Incorrect axle alignment

2. Align as necessary,

3. Seized steering shaft bearings

3. Replace bearing.

4. Lower coupling flange rubbing against

4. Loosen bolt and assemble properly

adjuster

5. Check adjustment.

5. Steering adjustment tight

No Recovery From Turn To Straight-Ahead

1. Tighten ball sockets until parts are compressed solid -

then back off to nearest lock

1. Tight ball sockets and other linkage connections

point.

2. Make free.

2. Tight knuckle pins, bushings

3. Same as hard steering.

3. Same as hard steering

4. Adjust pitman shaft.

4. Tight sector to rack-piston adjustment

5. Remove gear from truck and adjust.

5. Thrust bearing adjustment too tight

6. Remove gear and replace balls as required.

6. Rack-Piston Nut and worm preload too tight

Shimmy

1. Tighten ball sockets until parts are compressed solid

1. Loose ball sockets or other linkage connections

then back off to nearest lock

point.

2. Replace.

2. Badly worn and unevenly worn tires

3. Adjust gear, and perhaps repair gear.

3. Looseness in steering gear

Lost Motion At Steering Wheel

1. Loose ball sockets or other linkage connections

1. Tighten all sockets until parts are compressed solid

point.

then back off to nearest lock point

B-167