Inspection After Removal

1. Clean all parts in solvent and air dry.
2. Inspect steering shaft for bending and serrated portions for wear or damage.
3. Check ball nut teeth for wear, dents or pitting.
4. Check bearing for wear or damage. The complete worm and ball nut assembly should be replaced with a new assembly if any worm shaft parts are found to be defective.
5. Position worm and ball nut in a vertical position and check that ball nut lowers in a smooth, twisting, turning motion. Replace entire steering shaft assembly if turning motion of ball nut is not smooth, or if ball nut is noisy as it lowers.
6. Check sector shaft for any of the following conditions, and replace parts if any of the conditions are noticeable.
a. Serrated portion is damaged.
b. Teeth on sector shaft are worn or damaged.