TM 9-2330-390-14&P
Table 4-2. Unit Troubleshooting (Con't).
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
TIRES
13. UNEVEN OR ABNORMAL WEAR.
Step 1.
Step 2.
Step 3.
Step 4.
Step 5.
Check for bent wheel assembly (see paragraph 4-76).
Replace bent wheel assembly (see paragraph 4-76).
Check for looseness and damage to tie-rod ends. Check wheel alinement (see paragraph 4-77).
Tighten or replace damaged tie-rod ends (see paragraph 4-77). Aline wheels (see
paragraph 4-77).
Check for loose or defective wheel bearings (see paragraph 4-75).
Replace damaged wheel bearings (see paragraph 4-75). Perform wheel bearing
adjustment (see paragraph 4-75).
Check for loose kingpins and steering link (see paragraphs 4-54 and 4-78).
Tighten or replace damaged components (see paragraphs 4-54 and 4-78).
Check steering knuckle assembly for movement where roll pin joins steering knuckle to spindle
(see paragraph 4-54).
Replace steering knuckle assembly if movement is present (see paragraph 4-54).
HYDRAULIC SYSTEM
14. HYDRAULIC SYSTEM WILL NOT OPERATE.
Step 1.
Step 2.
Step 3.
Inspect engine.
Troubleshoot engine (see paragraph 4-32).
Remove access cover from adapter and check hydraulic pump coupling for damage (see
paragraph 4-107).
Replace damaged hydraulic pump coupling (see paragraph 4-107).
Check for leaking or damaged hydraulic pump.
Replace damaged hydraulic pump (see paragraph 4-107).
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