ABB TPS 48D01 - Page 84

Operation Manual / TPS48-D/E.. - TPS61-D/E..
Troubleshooting
6
Malfunctions during operation
6.3
Page 82
April 2015 HZTL2410_EN Revision D
Exhaust gas temperature too high
Engine output and engine speed unchanged
Possible causes
Elimination
Engine Malfunctioning of injection
system
Repair it, or contact
manufacturer.
Turbo-
charger
Air starvation, for example filter
silencer clogged with dirt
Clean it.
Dirty compressor / turbine
Exhaust counterpressure too
high
Clean or repair boiler or exhaust
silencer.
Damaged or eroded turbine Contact ABB Turbocharging
service station.
Charge air
cooler
Dirty cooler Clean it.
Cooling water volume too
small
Top up water.
Entry temperature of cooling
water too high
Inspect / clean cooling system.
Inadequate ventilation Improve ventilation.
Charge air pressure too low
Engine output and engine speed unchanged, air intake condition normal
Possible causes
Elimination
Engine Air receiver leaky Repair it.
Gas line between engine and
turbine leaky
Maladjusted injection system Correct it.
Maladjusted valve control
Turbo-
charger
Manometer display wrong Replace manometer.
Line to manometer leaky Repair it.
Dirty filter silencer, causing
excessive loss of pressure
Clean it.
Dirty compressor / turbine
Damaged compressor / turbine Contact ABB Turbocharging
service station.
Exhaust counterpressure too
high
Clean or repair boiler or exhaust
silencer.
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