ABB VTR184-11 - Page 73

Turbocharger VTR..4 Seite / Page 19
Betrieb und Unterhalt Kap. / Chap. 3 Operation and maintenance
ABB Turbo Systems Ltd 10011
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
Outline of cleaning work
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


Item. Cleaning point
Claning
measures
Cleaning intervals
Preliminaries
Cleaning
agent
see
25 to
50 [h]
as
regui-
red
see
engine
manuf.
-Airlter - washing X
-removelter
- felt discs
- diesel
- turpentin
- soap suds
- dry clean
sec.
3.3
- Cooling water
spaces
- Sealing air ducts
- Gasket grooves
- washing X X
- open upper
water outlet
sec.
3.4
- TE and CE
washing oil
spaces
- washing X X
- drain oil
- remove bearing
space cover
- diesel
sec.
3.5
- Compressor - washing X X
- engine at normal
operation
- Engine load
50 – 85%
- pure water
sec.
3.7
- Turbine
- wet
cleaning
X
- reduced engine
load if max. gas
teperature be
fore turine is
430°C (703K)
- pure water
sec.
3.6
- dry
cleaning
X
- no reduction in
speed
- dry
granulate
sec.
3.6