Malfunctions During Operation - ABB HT562838 Operation Manual

6.3
6.3
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Operation Manual / TPL65-A32 / -A33 / -A36 + TPL69-A32 / -A33
Troubleshooting

Malfunctions during operation

Malfunctions during operation
Lubricating oil pressure too low
Possible causes
Engine Very dirty oil filter
Defective oil pump in
lubricating system
Manometer display wrong.
Turbocharger Rotor axial clearance too large Contact ABB Turbocharging
Drop in speed
Possible causes
Engine Defects of connected
cylinders when pulse charging
Turbocharger Very dirty turbine
Damaged rotor components or
bearing
Lines Defective exhaust gas lines or
charge air lines, such as leaky
Increase in speed
Possible causes
Turbocharger Very dirty nozzle ring (with 4-
stroke application)
6
6.3
Elimination
Clean it.
Check / replace it.
Replace manometer.
service station.
Elimination
Contact engine builder.
Clean it.
Contact ABB Turbocharging
service station.
Repair them.
Elimination
Contact ABB Turbocharging
service station.
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