TM 9-2320-289-20
Table 2-3. Mechanical Troubleshooting (Con’t)
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
Step 2.
Inspect shock absorber for leakage. A slight trace of fluid is normal.
Replace if required. (See paragraphs 6-10 and 6-11)
Step 3.
Inspect front and rear springs for loose or damaged “U“ bolts and mounting bolts
where it mounts to axle and frame.
Inspect springs for damaged mounting
brackets.
Tighten any loose “U“ bolt nuts to 40 Ib.-ft. (54 N•m) in an “X” pattern;
tighten again in same pattern to 150 Ib.-ft. (203 N•m) for front springs and to
145 Ib.-ft. (197 N•m) for rear springs. Tighten front spring forward mounting
bolts to 90 Ib.-ft. (122 N•m) and rearward mounting bolts to 50 Ib.-ft.
(68 N•m). Tighten all rear spring mounting bolts to 110 Ib.-ft. (149 N•m).
Notify your supervisor if any components are damaged.
Step 4.
Inspect front and rear spring bumpers for damage.
Replace if required. (See paragraph 6-10 or 6-11)
TRANSFER CASE
48. DIFFICULT TO SHIFT AND/OR NOISY
Step 1.
Check transfer case fluid
Step 2.
Check transfer case shift
interfere with operation.
level. (See LO 9-2320-289-12)
linkage for improper adjustment or damage which would
Adjust or replace damaged components. (See paragraph 5-5 or 5-6)
TRANSMISSION
49. EXCESSIVE OIL LOSS
Step 1.
Check transmission fluid indicator for proper reading. (See TM 9-2320-289-10)
Step 2.
Inspect vacuum modulator (right side of transmission near base of transmission fill
tube) for leakage and damage.
Tighten mounting bolt to 20 Ib.-ft. (27 N•m). Notify your supervisor if
damaged or still leaking.
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