TM 9-6115-730-24
0011
TROUBLESHOOTING FAILURES WITHOUT FAULT CODES - Continued
SYMPTOM
39.
Engine Vibration.
MALFUNCTION
Engine Misfires or Runs Rough.
CORRECTIVE ACTION
STEP 1.
On EMCP set ENGINE CONTROL switch to OFF/RESET. Set Battery
Disconnect Switch to OFF. Set DEAD CRANK SWITCH to OFF.
STEP 2.
See Engine misfires, runs rough, or is unstable troubleshooting procedure
(SYMPTOM 21).
MALFUNCTION
Engine Vibration Damper Defective.
CORRECTIVE ACTION
STEP 1.
On EMCP set ENGINE CONTROL switch to OFF/RESET. Set Battery
Disconnect Switch to OFF. Set DEAD CRANK SWITCH to OFF.
STEP 2.
Inspect the engine vibration damper for damage. Inspect for loose, missing, or
damaged mounting bolts. Replace vibration damper or mounting bolts as
necessary (WP 0104).
STEP 3.
Verify the problem has been resolved.
MALFUNCTION
Engine Shock Mounts Defective.
CORRECTIVE ACTION
STEP 1.
On EMCP set ENGINE CONTROL switch to OFF/RESET. Set Battery
Disconnect Switch to OFF. Set DEAD CRANK SWITCH to OFF.
STEP 2.
Inspect the engine shock mounts and brackets with the engine running through
the speed range. Check for mounts and brackets that loose, missing parts, or
damaged. Tighten or replace engine shock mounts as necessary (WP 0096).
STEP 3.
Verify the problem has been resolved.
MALFUNCTION
Generator Alignment Incorrect.
CORRECTIVE ACTION
STEP 1.
On EMCP set ENGINE CONTROL switch to OFF/RESET. Set Battery
Disconnect Switch to OFF. Set DEAD CRANK SWITCH to OFF.
STEP 2.
Inspect for loose, missing, or damaged generator mounting hardware. Ensure
generator to engine connecting hardware is complete and secure (WP 0095).
STEP 3.
Verify the problem has been resolved.
0011-53
