Table 4-2. Troubleshooting-Continued
TEST OR INSPECTION
Check for brakes out of adjustment.
If brakes are not out of adjustment, proceed to step 2.
Check for defective relay valve.
If relay valve is not defective, replace brake shoes.
Wheel Hub Throws Grease.
Check for improper wheel bearing lubricant.
If wheel bearing needs lubricating, lubricate (19-5).
If wheel bearing does not need lubricating, proceed to step 2.
Check for loose or cracked hub cap.
If hub cap is not loose nor cracked, proceed to step 3.
Check for cracked hub.
If hub is not cracked, proceed to step 4.
Check for worn or damaged grease seals.
If the seals are not worn or damaged, proceed to step 5.
Check for defective hub gasket.