Malfunctions During Operation - ABB HT575423 Operation Manual

Operation Manual / TPL65-A32 / -A33 / -A36 + TPL69-A32 / -A33
6 Troubleshooting / 6.3 Malfunctions during operation

6.3 Malfunctions during operation

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Lubricating oil pressure too low
Possible causes
Engine Oil filter heavily contaminated Clean it
Defective oil pump in lubricat-
ing system
Manometer display wrong
Turbochar- Rotor axial clearance too large Contact an ABB Turbocharging
ger
Reduction in speed
Possible causes
Engine Defects of connected cylinders
when pulse charging
Turbochar- Heavy contamination of the
ger turbine
Damaged rotor components or
bearing
Pipes Defects such as leaks in the ex-
haust gas pipes or charge air
ducts
Increase in speed
Possible causes
Turbochar- Heavily contaminated nozzle
ger ring (with 4-stroke application)
HZTL2498_EN
Elimination
Check / replace it
Replace the manometer
Service Station
Elimination
Contact the enginebuilder
Clean it
Contact an ABB Turbocharging
Service Station
Make repairs
Elimination
Contact an ABB Turbocharging
Service Station
Revision C April 2018