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TM 9-2320-361-24-1
0008 00
MECHANICAL SYSTEMS TROUBLESHOOTING - DIRECT SUPPORT (Contd)
Table 6. Transfer Case Troubleshooting Procedures (Contd).
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
6. If transfer case rear output
3. TRANSFER CASE
bearing cover gasket is leaking
LEAKS OIL (Contd)
replace gasket (WP 0451 00).
7. If countershaft rear bearing
cover gasket is leaking, remove
transfer case and replace gasket
8. If rear output shaft oil seal is
leaking remove transfer case
(WP 0451 00).
9. If rear output shaft bearing
retainer gasket is leaking,
remove transfer case
(WP 0451 00).
10. If top cover gasket is leaking,
replace (WP 0451 00).
11. If PTO is leaking oil, replace
(WP 0348 00).
12. If transfer case oil leaks
continue, remove transfer case
(WP 0451 00). Check transfer
housing halves for defects.
Replace defective components.
1. Drain transfer case fluid
If broken gears, metal shavings, or
4. TRANSFER CASE
contamination are found in transfer
NOISY
of broken gears, metal shavings,
case or on magnetic drain plug,
and contamination.
replace transfer case (WP 0138 00).
2. Check transfer case operation in
If transfer case is defective, replace
high and low range and in
neutral.
Drain transfer case fluid
If broken gears, metal shavings, or
5. TRANSFER CASE
contamination are found in transfer
GRINDS OR POPS
broken gears, metal shavings, and
case or on magnetic drain plug,
OUT OF GEAR
contamination.
replace transfer case (WP 0138 00).
DURING NORMAL
VEHICLE OPERATION
Replace transfer case (WP 0138 00).
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