Operation Manual / TPL67-C.. - TPL71-C..
Cleaning turbine blades and nozzle ring
in operation
Page 64
© Copyright 2017 ABB. All rights reserved.
February 2017 HZTL2488_EN Revision 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.
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