TM 9-2330-203-14&P
Table 4-2. Organizational Troubleshooting (Con't).
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
Step 6
Check for grease on brakeshoe linings and loose or worn linings (para 4-19, 4-20, or 4-21).
Replace brakeshoes if linings are soaked with grease, loose, or worn. Check and replace oil
seal if required (para 4-37).
Step 7.
Test operation of emergency relay valve (para 4-34).
Replace emergency relay valve if required.
Step 8.
Replace master cylinder (para 4-22) or airbrake chamber (para 4-32 or 4-33) if required.
Step 9.
Replace wheel cylinder(s) (M197A1 and M198A1) (para 4-23).
6. SLOW BRAKE APPLICATION OR SLOW RELEASE.
Step 1.
Check fluid level in master cylinder (M197A1 and M198A1) (Chapter 3, Section !).
Replenish fluid if required.
Step 2.
Check for dirty of damaged air filter (M1 97A1 and M198A1) (para 4-27).
Clean or replace if required.
Step 3.
Check for air in hydraulic brake system (M197A1 and M198A1).
Bleed brakes (para 4-24).
Step 4.
Check for weak or broken brakeshoe return spring(s) (para 4-19, 4-20, or 4-21).
Replace spring(s).
Step 5.
Test operation of emergency relay valve (para 4-34).
Replace emergency relay valve if required.
Step 6.
Replace master cylinder (para 4-22) or airbrake chamber (para 4-32 or 4-33) if required.
Step 7.
Replace wheel cylinder(s) (M197A1 and M198A1) (para 4-23).
7. BRAKES GRAB.
Step 1.
Check for moisture in air system.
Drain moisture from air filter (para 4-27) and pressure tank (para 4-36).
Step 2. Check for grease on brakeshoe linings and loose or worn linings (para 4-19, 4-20, or 4-21).
Replace brakeshoes if linings are soaked with grease, loose, or worn. Check and replace oil
seal if required (para 4-37).
Step 3.
Check brake adjustment.
Adjust brakes (para 4-18).
4-10
