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Page Title:
Table 5-1. Direct Support Troubleshooting - Continued |
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 TM 5-4930-233-14
TM 4930-14/1
Table 5-1. Direct Support Troubleshooting - Continued
ITEM
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
BRAKE ASSEMBLY
1.
SERVICE BRAKES WILL NOT APPLY
Step 1. Check for damaged or worn wheel brake cylinder.
Replace wheel brake cylinder (paragraph 5-25).
Step 2. Inspect for grease on brake linings.
Repair leaks and brake shoes (paragraph 5-25).
Step 3. Inspect brake linings for wear.
Replace brake shoes (paragraph 5-25).
Step 4. Check for scored brake drum.
Replace brake drum (paragraph 5-25).
2.
BRAKES APPLY AND RELEASE SLOWLY
Inspect for weak or broken brake return springs.
Replace brake return springs (paragraph 5-25).
3.
BRAKES GRAB
Step 1. Inspect wheel bearings for proper adjustment and/or wear.
Adjust or replace as needed (paragraph 5-25).
Step 2. Check for out of round, cracked, or deformed brake drum.
Replace brake drum (paragraph 5-25).
Step 3. Inspect for loose or worn brake linings.
Replace brake linings (paragraph 5-25).
5-8
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