Seite / Page 6
ABB Turbocharger VTC..4
Beheben von Störungen
Kap. / Chap. 4Troubleshooting
10103
ABB Turbo Systems Ltd
- A -
Trouble
Location
Cause
Remedy
see
Turbine power
too high, engine
performance and
speed unaltered
Engine
- faults in the injection system
- engine performance higher than
assumed
- injection system incorrectly adjusted
- adjust correctly
- check engine performance
- adjust correctly
Turbo-
charger
- manometer indication incorrect
- nozzle ring dirty or partly obstructed
- replace manometer
- clean
chap. 3
Vibrations
Turbo-
charger
- turbine unbalance due to heavy
contamination of power turbine
- turbine blades or damping wire
damaged
- bearing defect
- remove and clean,
call service station
- replace rotor
- replace bearing, seek possible
cause
chap. 5
chap. 5
chap. 5
Noises on
running down,
time too short,
reluctant starting
Turbo-
charger
- bearing damaged
- rotor rubbing
- dirt in turbocharger
- foreign bodies in the tubocharger
- replace bearing
- call service station
- clean
- call service station, replace
damaged parts
chap. 5
chap. 8
chap. 3
chap. 8
Leaks in the
casing
Turbo-
charger
- cracks due to thermal tension:
insufficient ventilation
insufficient cooling water
dirt in cooling water space
- replace casing
- provide better ventilation
- check and top up
- clean
chap. 3
Loss of
lubrication oil
Turbo-
charger
- piston rings (21004/25003) worn out
or damaged
- compensation ducts X obstructed
- gasket rings (32003/34003) damaged
- replace piston ring
- clean
- replace gasket rings
chap. 5
chap. 3
chap. 5
Constant
surging of the
turbocharger
Turbo-
charger
- increased flow resistance due to:
- dirt in the chargeair cooler
or silencer
- heavy deposits of dirt in the
compressor / turbine
- clean
- clean
chap. 3
chap. 3
Engine
- exhaust gas pressure increased after
the turbine, because the boiler or
the exhaust gas silencer are dirty
- grid dirty
- clean
- clean
Call the service station or representative if the cause of the surging cannot be detected.
Summary of Contents for VTC254P16
Page 4: ......
Page 5: ...0 Preliminary remarks Vorbemerkungen ...
Page 6: ......
Page 18: ...1 Instructions on safety and hazards Sicherheits und Gefahrenhinweise ...
Page 19: ......
Page 33: ......
Page 34: ...2 Putting into operation Inbetriebnehmen ...
Page 35: ......
Page 52: ...3 Operation and maintenance Betrieb und Unterhalt ...
Page 53: ......
Page 90: ...Troubleshooting Beheben von Störungen 4 ...
Page 91: ......
Page 98: ...Disassembly and assembly Demontage und Montage 5 ...
Page 99: ......
Page 149: ......
Page 150: ...Taking out of operation Ausserbetriebnehmen 6 ...
Page 151: ......
Page 161: ......
Page 162: ...Appendix Anhang 7 ...
Page 163: ......
Page 165: ...10109 ABB Turbo Systems Ltd C Seite Page 2 ABB Turbocharger VTC 4 Anhang Kap Chap 7 Appendix ...
Page 208: ...ABB Switzerland Ltd Turbocharging Bruggerstrasse 71a CH 5401 Baden Switzerland ...