TM 9-2330-247-14&P
Table 4-2. Organizational Troubleshooting (Con't).
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
Check master cylinder for damage or leaks,
Step 9.
If master cylinder is damaged or leaking, replace (para 4-35).
Step 10. Check hydraulic tubes and fittings for breaks, damage, or leaks.
If fittings are loose, tighten.
If hydraulic tubes and fittings are damaged, replace (para 4-37).
Remove hub and brakedrum (para 4-44). Check brake mechanism for broken or damaged parts.
Step 11.
If parts are broken or damaged, replace (para 4-32).
BRAKES GRAB.
6.
Check brake adjustment.
Step 1.
If brakes are out of adjustment, adjust (para 4-31).
Remove hub and brakedrum (para 4-44). Check for grease or dirt on brakeshoe linings.
Step 2.
If grease or dirt is present, replace brakeshoes (para 4-32).
Check for worn or loose brakeshoe linings.
Step 3.
If linings are worn to within 1/16 in. (1.6 mm) above rivets, or if linings are loose, replace
brakeshoes (para 4-32).
Check brakedrum for damage and signs of warpage.
Step 4.
If brakedrum is damaged, replace (para 4-44).
7.
HANDBRAKE DOES NOT WORK.
Check handbrake levers and cables for adequate lubrication or damage.
Step 1.
Lubricate handbrake levers (Chapter 3, Section l).
If handbrake cables are damaged, replace (para 4-30).
Check handbrake levers for proper operation or damage.
Step 2.
If handbrake levers are damaged, replace (para 4-30)
