Operation Manual / TPL67-C.. - TPL71-C..
Maintenance
5
Cleaning turbine blades and nozzle ring
in operation
5.4
Page 64
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Febr
ua
ry
2017
HZ
TL2
488_
EN
Rev
is
ion D
Wet cleaning turbine and nozzle ring during operation
Prerequisites for wet cleaning of turbine
The following operating state and prerequisites have been tested and ap-
proved by ABB Turbo Systems for the cleaning process:
The engine has just been started or the engine load has been reduced
as far as possible (best cleaning is achieved at a load level of roughly
10 ... 15%).
As soon as the turbine inlet temperature is stable and below 430 °C,
wait at least another 10 minutes for the charger parts to cool down.
Start cleaning cycle according to following description Wet cleaning
procedure.
5.4.1