TM 55-2815-574-24
FIELD MAINTENANCE
ENGINE
TROUBLESHOOTING PROCEDURES - NOISY OPERATION OR VIBRATION IN TURBOCHARGER
INITIAL SETUP:
Personnel Required
References (cont.)
Engineer 88L
References
TM 55-1925-205-10
NOTE
This troubleshooting procedure is typical for both port and starboard engines.
TROUBLESHOOTING PROCEDURE
NOISY OPERATION OR VIBRATION IN TURBOCHARGER
SYMPTOM
Noisy operation or vibration in turbocharger.
MALFUNCTION
Wheel shaft bearings are not being lubricated.
CORRECTIVE ACTION
1.
Determine cause of loss of oil pressure and repair (WP 0013).
2.
Replace turbocharger if necessary (WP 0114).
3.
Perform operational check of turbocharger (TM 55-1925-205-10).
MALFUNCTION
Turbocharger bearings unserviceable.
CORRECTIVE ACTION
1.
Replace turbocharger (WP 0114).
2.
Perform operational check of turbocharger (TM 55-1925-205-10).
0018-1