Operation Manual / TPS44-F.. - TPS61-F..
6 Troubleshooting / 6.4 Malfunctions when stopping
© Copyright 2020 . All rights reserved.
HZTL2412_EN
Rev.G
March 2020
Contamination of the compressor due to the feeding in of
ventilation gases
Reduced compressor performance / efficiency and therefore engine per-
formance losses
Possible causes
Elimination
Turbochar-
ger
Heavily contaminated com-
pressor components
Clean the compressor
Optimise oil separation
Increased vibration, compressor
blade damage
Correct the feed of ventilation
gases according to instructions
of enginebuilder.
Reduced fatigue strength of the compressor wheel, compressor blade
breakage.
Possible causes
Elimination
Turbochar-
ger
Corroded compressor wheel
material
Check fuel and its corrosive con-
stituents and, if necessary,
change fuel.
6.4 Malfunctions when stopping
Noises during run-down
Possible causes
Elimination
Turbochar-
ger
Turbocharger contaminated
Clean it
Damaged bearing
Contact an ABB Turbocharging
Service Station
Rubbing rotor
Foreign object in turbocharger
Run-down time too short
Possible causes
Elimination
Turbochar-
ger
Turbocharger contaminated
Clean it
Damaged bearing
Contact an ABB Turbocharging
Service Station
Rubbing rotor
Foreign object in turbocharger
Page
72
/
113