Operation Manual / TPS44-F.. - TPS61-F..
Troubleshooting 6
Malfunctions during operation 6.3 Page 79
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August 2017HZTL2412_ENRevision F
Malfunctions during operation
6.3
Lubricating oil pressure too low
Possible causes Elimination
Engine Oil filter heavily contaminated Clean it
Defective oil pump in lubricat-
ing system
Check / replace it
Manometer display wrong Replace the manometer
Turbocharger Rotor axial clearance too large Contact an ABB Turbocharging
Service Station
Reduction in speed
Possible causes Elimination
Engine Defects of connected cylin-
ders when pulse charging
Contact the enginebuilder
Turbocharger Heavy contamination of the
turbine
Clean it
Damaged rotor components or
bearing
Contact an ABB Turbocharging
Service Station
Pipes Defects such as leaks in the
exhaust gas pipes or charge
air ducts
Make repairs
Increase in speed
Possible causes Elimination
Turbocharger Heavily contaminated nozzle
ring (with 4-stroke application)
Contact an ABB Turbocharging
Service Station
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