Operation Manual / A130-H.. - A140-H..
7 Periodic maintenance work / 7.2 Cleaning components mechanically
© Copyright 2021 ABB. All rights reserved. HZTL4030_EN Rev.G July 2021
u Dry components completely.
u Spray cleaned surfaces with penetrating oil. Do not spray the outer surfaces of the tur-
bocharger.
u Dispose of contaminated water and cleaning agents in accordance with the information
in the material safety data sheet.
7.2.5 Cartridge group, general
CAUTION
Corrosion
If the cartridge group is not put back into operation immediately after clean-
ing, parts may corrode.
u Immediately after cleaning, install the cartridge group and put it back
into operation.
Compressor wheels can be heavily contaminated due to poorly filtered suction air; turbines
can be heavily contaminated due to coked oil. Contamination such as this must be removed
during the standard service intervals (see chapter Service work).
u Remove the turbocharger from the engine (see chapter Removing and Installing →28).
u Remove the cartridge group (see chapter Dismantling and fitting →78).
First clean the compressor end and then the turbine end according to the following descrip-
tion.
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