TM 9-2330-373-14 & P
Table 4-2. Troubleshooting (cont)
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
BRAKE SYSTEM (cont)
Step 7. Check for master cylinder leaks.
Replace defective master cylinder (para 4-23).
8. GRABBING BRAKES
Step 1. Check relay valve.
Perform operating test (para 4-25). Replace relay valve if necessary.
Step 2. Check to see if brakes are out of adjustment.
Adjust brakes (para 4-17).
Step 3. Check for loose or worn wheel bearings.
Adjust wheel bearings (para 4-30). If they cannot be adjusted properly, replace wheel bearings (para 4-30).
Step 4. Check for air in hydraulic brake system.
Bleed hydraulic brake system (para 4-18).
Step 5. Check for grease on brake lining.
Replace brake shoe (para 4-20). Replace oil seal if necessary (para 4-30).
Step 6. Check for cracked, scored, or deformed brake drum.
Replace defective brake drum (para 4-30).
Step 7. Check for loose or worn brake lining.
Replace brake shoe (para 4-20).
4-24
