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
7.2.6 Cleaning the cartridge group on compressor end
CAUTION
Selection of the cleaning agent
Cleaning agents that contain chlorine corrode metals.
u Only use pH-neutral cleaning agents that do not corrode metals.
u Observe the material safety data sheet.
u Observe country-specific regulations regarding banned and restricted
substances.
CAUTION
Water and contamination in the cartridge group
If water or contamination penetrates the cartridge group, this can impair
the function of the turbocharger and damage parts inside the cartridge
group.
u Make sure that no water or contamination can enter into the cartridge
group.
u Cleaning procedures should be selected that do not result in removal of the compressor
wheel material or cause damage to its surfaces. Clean the compressor wheel with a rag or
soft brush which has been soaked in water with a household cleaning agent. Do not use a
wire brush!
u Dry the compressor wheel and the gap between the compressor and the bearing casing
with low-pressure pressurized air.
u Lightly spray the compressor wheel and the gap between the compressor and the bearing
casing with penetrating oil.
u Dispose of dirty water and cleaning agents in accordance with the material safety data
sheet.
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