ABB TPL65-A32 Operation Manual page 58

5.3.1
NOTICE
NOTICE
© Copyright 2014 ABB. All rights reserved.
Operation Manual / TPL65-A32 / -A33 / -A36 + TPL69-A32 / -A33
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 that has been
tested and is recommended by ABB Turbo Systems, the following
prerequisites must be fulfilled:
Engine load 50 ... 85%

Start cleaning cycle according to following description in Wet

cleaning operation with XC2.
Compressor wet cleaning operation with XC2
Maintain water pressure before connection to turbocharger (during

water injection time) as shown in table Cleaning parameters .
After cleaning, wait at least 5 minutes to allow turbocharger to dry.

If cleaning process is not satisfactory, it may be repeated up to 2 times.
If the cleaning process 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 ABB Turbocharging
service station.
Cleaning parameters per turbocharger compressor
Product Engine load
TPL65-A32/33/36 50 ...85%
TPL69-A32/33
5
5.3
Water water injection time
pressure
[sec]
[bar]
3 10
Page 56
Orifice
diameter
[mm]
2.1
2.5