Malfunctions When Stopping - ABB TPS 61D01 Operation Manual

Operation Manual / TPS48-D/E.. - TPS61-D/E..
6 Troubleshooting / 6.4 Malfunctions when stopping

6.4 Malfunctions when stopping

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Charge air pressure too high
Engine performance and engine speed unchanged, air intake condition
normal
Possible causes
Engine Malfunctioning injection sys-
tem
Poorly adjusted injection sys-
tem
Engine performance higher
than expected
Turbochar- Manometer display wrong
ger
Fouling of the compressor due to the feeding in of ventilation gases
Reduced compressor performance/efficiency, hence engine perform-
ance losses
Possible causes
Turbochar- Heavy fouling of the com-
ger pressor components
Increased vibrations, com-
pressor blade damage
Reduced fatigue strength of the compressor wheel, compressor blade
failure.
Possible causes
Turbochar- Material of compressor wheel
ger corroded
Noises during run-down
Possible causes
Turbochar- Turbocharger contaminated
ger
Damaged bearing
Rubbing rotor
Foreign object in turbocharger
HZTL2410_EN
Elimination
Repair it or contact the manu-
facturer
Correct it
Check engine performance
Replace the manometer
Remedy
Clean compressor
Optimize oil separation
Correct the feed of ventilation
gases according to instructions
of enginebuilder.
Remedy
Check the fuel and its corrosive
components, and change fuel if
necessary.
Elimination
Clean it
Contact an ABB Turbocharging
Service Station
Rev.F March 2020