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Operation Manual / TPS44-F.. - TPS61-F..
Troubleshooting
6
Malfunctions during operation
6.3
Page 79
Apr
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Malfunctions during operation
6.3
Lubricating oil pressure too low
Possible causes
Elimination
Engine
Oil filter heavily contaminated
Clean it
Defective oil pump in lubricating
system
Check / replace it
Manometer display wrong
Replace the manometer
Turbo-
charger
Rotor axial clearance too large
Contact an ABB Turbocharging
Service Station
Reduction in speed
Possible causes
Elimination
Engine
Defects of connected cylinders
when pulse charging
Contact the enginebuilder
Turbo-
charger
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
Turbo-
charger
Heavily contaminated nozzle ring
(with 4-stroke application)
Contact an ABB Turbocharging
Service Station
6.3
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