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Troubleshooting
Malfunctions during operation
Exhaust gas temperature too high
Engine performance and engine speed unchanged
Possible causes
Engine
Malfunctioning injection
system
Turbocharger
Air starvation, for example
filter silencer clogged with
dirt
Compressor / turbine
contaminated
Exhaust counterpressure too
high
Damaged or eroded turbine
Charge air
Cooler contaminated
cooler
Cooling water volume too
low
Entry temperature of cooling
water too high
Inadequate ventilation
Operation Manual / TPL67-C.. - TPL71-C..
6
6.3
Elimination
Repair it or contact the manufac-
turer
Clean it
Clean or repair the boiler or ex-
haust silencer
Contact an ABB Turbocharging
Service Station
Clean it
Top up the water
Inspect / clean the cooling sys-
tem
Improve the ventilation
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