TM 9-2330-235-14&P
Table 4-2. Organizational Troubleshooting (Con't).
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
BRAKES
4.
BRAKES DRAG (ONE OR BOTH BRAKES RUNNING HOT).
Step 1.
Check brake adjustment.
Step 2.
Check for weak or broken brakeshoe return spring.
5.
BRAKES GRAB.
Step 1. Check brake adjustment.
Step 2.
Check for grease on brakeshoe linings.
Replace brakeshoes (para 4-26 or 4-27). Replace wheel oil seal if leaks are evident (para 440 or 441).
Step 3.
replace..
Step 4.
Check for cracked, scored, or deformed brakedrum.
Step 5.
Check for worn or loose brakeshoe linings. Thickness of linings should be at least X in. (3.2 mm).
Step 6.
Check for moisture in air filter.
Remove plug from bottom of air filter and allow all fluid to drain. Replace airfilter as required (para 4-33
6.
BRAKES WILL NOT RELEASE.
Step 1.
Check for restriction in service air line or intervehicular air hose.
Step 2.
Check for weak or broken brakeshoe return spring.
7.
HANDBRAKES WILL NOT HOLD TRAILER.
4-10