TM 9-2320-302-20
0011 00-5
Table 1. Transmission and Driveline Troubleshooting Procedures - Continued.
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
Abnormal Activities or Responses from Transmission - Continued
9. Fluid Comes out Fluid Fill Tube and/or
Breather - Continued.
2. Transmission fluid level too
high.
Drain to proper level (TM 9-2320-
302-10).
3. Transmission fluid level too
low.
Add fluid to proper level (TM 9-
2320-302-10).
4. Breather clogged.
Clean or replace breather (WP
0128 00).
5. Transmission
fluid
contam-
inated with foreign liquid.
Drain and replace fluid (WP 0021
00). Locate and repair source of
contaminating fluid.
6. Dipstick or fill tube seal worn.
Replace seals or dipstick (WP
0121 00).
10. Noise Occurring Intermittently (Buzzing).
1. Low transmission fluid level.
Add fluid to proper level (TM 9-
2320-302-10).
2. Air leak in oil suction screen
canister.
Replace oil suction screen canister
(WP 0123 00).
3. Clogged filters.
Replace filters (WP 0123 00).
4. Aerated fluid causes noisy
pump.
Correct fluid level (TM 9-2320-
302-10). Notify Direct Support
Maintenance.
11. Leaking Fluid (Output Shaft).
Faulty or missing seal at output
flange.
Notify
Direct
Support
Maintenance
12. Transmission Leaks (Input).
1. Front seal leaks
Notify
Direct
Support
Maintenance.
2. Converter leaks.
Notify
Direct
Support
Maintenance.
13. Dirty Transmission Fluid.
1. Failure to change fluid and
filters.
Change fluid and install new
filters (WP 0123 00).
2. Damaged fluid filter/seals.
Replace oil filter/seals (WP
0123 00).
Forward-rear Axle and Rear-rear Axle Driveline Assemblies
1. No Drive at Forward-rear Axle and/or Rear-
rear Axle.
1. Check
propeller
shaft
and
universal
joints
from
transmission rear output to
forward-rear axle for broken
universal joint(s) and broken or
damaged
tube,
splines
or
yoke(s).
Replace any defective universal
joint(s) (WP 0130 00). Replace
defective propeller shaft (WP
0129 00).
