ABB TPL85-B14 Operation Manual page 74

5.5.3
NOTICE
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Maintenance
Cleaning turbine blades and nozzle ring
in operation
Non-integrated dry cleaning device for the turbine and nozzle ring
As an alternative to the built-in dry cleaning system, a non-integrated dry
cleaning device can be installed in front of the gas inlet casing by the en-
gine manufacturer.
Operating state prerequisites for the non-integrated dry-cleaning device
In order to carry out a successful cleaning procedure which has been
tested and is recommended by ABB Turbo Systems, the following pre-
requisite must be met:
Engine load 25 to 85 %

Start the cleaning cycle according to the following description Oper-

ating the non-integrated dry-cleaning device.
Operation Manual / TPL85-B14/-B15/-B16
5
5.5 Page 72