TM 9-2320-289-20
Table 2-3. Mechanical Troubleshooting (Con't)
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
Step 3.
Inspect transmission oil pan for leakage and damage.
Tighten mounting bolts to 144 lb.-in. (16 N•m). If leaking, replace
transmission oil pan gasket or RTV sealant. (See paragraph 5-2). If damaged,
replace.
Step 4.
Inspect transmission oil cooler lines for leakage and damage.
Tighten lines if required. Notify your supervisor if damaged or still leaking.
Step 5.
Inspect speedometer cable adapter and seal for oil leakage
Tighten or replace as required. (See paragraph 4-10)
50. NOISY (WHINES OR “KLUNKS”)
from transfer case.
Step 1.
Check transmission fluid indicator for proper reading. (See TM 9-2320-289-10)
Step 2.
Check transmission mounting for looseness or damage.
Tighten any loose retaining screws to 80 lb.-ft. (108 N•m). Notify your
supervisor if there is any damage.
51. WILL NOT SHIFT PROPERLY
Step 1.
Check transmission fluid indicator for proper reading. (See TM 9-2320-289-10)
Step 2.
Inspect vacuum hoses, vacuum pump, and vacuum regulator valve for improper
connection, leakage, or damage.
Connect or replace vacuum hoses and vacuum pump as required. (See
paragraphs 3-21 and 3-7) Adjust vacuum regulator valve. (See paragraph
3-21.1)
Step 3.
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.
WHEELS AND TIRES
52. UNEVEN TIRE WEAR
Step 1.
Check for incorrect tire pressure (See TM 9-2320-289-10)
Change 2
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