ABB TPL65-A32 - Page 71

Operation Manual / TPL65-A32 / -A33 / -A36 + TPL69-A32 / -A33
Troubleshooting
6
Malfunctions during operation
6.3
Page 69
September 2014 HZTL2498_EN Revision A
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
Turbocharger
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.
Charge-air pressure too high
Engine performance and engine speed unchanged, suction condition
normal
Possible causes
Remedy
Engine Malfunction in the injection
system
Repair or contact manufacturer
Injection misaligned
Set correctly
Engine performance higher
than expected
Check engine performance
Turbocharger
Manometer display defective
Replace manometer
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