ABB HT564330 Operation Manual page 60

5.3.1
NOTICE
NOTICE
© Copyright 2016 ABB. All rights reserved.
Maintenance
Cleaning the compressor during
operation
Wet cleaning with orifice plate on filter silencer (XC2)
Operating state prerequisites for cleaning compressor with XC2
To be able to carry out a satisfactory cleaning process which has been
tested and is recommended by ABB Turbo Systems, the following
prerequisites must be fulfilled:
Engine load 50 ... 85%

Start of cleaning cycle in accordance with following description of wet

cleaning operation with XC2.
Compressor wet cleaning operation with XC2
Maintain water pressure before connection to turbocharger (during

water injection time) must be maintained as shown in table Cleaning
parameters.
After cleaning, wait at least 5 minutes to allow turbocharger to dry.

If the cleaning process is unsatisfactory, it can be repeated up to 2 times.
If the cleaning result is still not satisfactory after three attempts and the
engine values are also unsatisfactory, we recommend that you have the
turbocharger inspected and cleaned by an official ABB Turbocharging
Service Station.
Cleaning parameters per turbocharger compressor
Product Engine load
TPL76-C 50 ... 85%
Operation Manual / TPL76-C
5
5.3
Water pressure
[bar] injection time
3
Page 58
Water Orifice
diameter
[sec] [mm]
10 2.9