| Tweet |
Custom Search
|
|
|
||
 TM 55-1905-223-24-5
Table 3-1. Troubleshooting
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
7. Low power.
STEP 1.
Check for wrong adjustment on valves or injectors.
Adjust valves/injectors (para. 3-16).
8. Exhaust smoke excessive under load (blue smoke).
STEP 1.
Check if piston rings are sealing.
Replace piston and ring assembly (refer to para. 3-25).
9. Excessive engine vibration.
STEP 1.
Check for loose or damaged flywheel.
Replace flywheel (para. 3-26).
STEP 2.
Check for misaligned fire pump or bow thruster unit.
Refer to TM 55-1905-223-24-12 or TM 55-1905-223-24-6.
STEP 3.
Check for loose or broken engine mount.
Replace engine mount (para. 3-13).
10. Excessive engine noise.
STEP 1.
Check for damaged push rod or cam follower.
Check push rods and cam followers (para. 3-16). Replace as required.
STEP 2.
Check for excessive gear train backlash or damaged gear teeth.
Replace camshaft (para. 3-24).
11. Main bearing noise.
STEP 1.
Check for loose flywheel.
Check flywheel mounting capscrews (para. 3-26). Replace flywheel if required.
12. Connecting rod bearing noise.
STEP 1.
Check if connecting rod capscrews are loose or not tightened correctly.
Inspect the connecting rod capscrews (para. 3-25).
STEP 2.
Check if connecting rod bearings are not assembled correctly, damaged, worn or wrong
bearings installed.
Replace the connecting rod bearings (para. 3-25).
3-4
|
||
|
||
