ABB TPS48-F Series - 6.3 Malfunctions during operation

Operation Manual / TPS44-F.. - TPS61-F..
6 Troubleshooting / 6.3 Malfunctions during operation
© Copyright 2020 . All rights reserved. HZTL2412_EN Rev.G March 2020
6.3 Malfunctions during operation
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
Turbochar-
ger
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
Turbochar-
ger
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 ex-
haust gas pipes or charge air
ducts
Make repairs
Increase in speed
Possible causes Elimination
Turbochar-
ger
Heavily contaminated nozzle
ring (with 4-stroke application)
Contact an ABB Turbocharging
Service Station
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