Operation Manual / TPL67-C.. - TPL71-C..
Cleaning turbine blades and nozzle ring
in operation
Page 65
© Copyright 2017 ABB. All rights reserved.
February 2017 HZTL2488_EN Revision D
Wet cleaning procedure for turbine during operation
Meet prerequisites and operating state requirements without fail before
cleaning!
Make sure water supply (01) is connected, turned on and guaranteed.
Open drain pipe (08, 09), if provided.
Switch over 3-way valve (04) from scavenging air mode to water sup-
ply.
Set the required volume of water on the flowmeter as shown in the ta-
ble (see table Cleaning parameters).
Shut off the water supply again by switching the 3-way valve (04) to
scavenging air mode after injecting the required volume of water.
The injection process has been completed.
Close drain hole (if provided) above drain pipe (08, 09).
After cleaning, wait with engine running for at least 10 minutes without
changing load to allow turbocharger to dry.
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