ABB TPS48-H33 Operation Manual page 76

Operation Manual / 4 Product description / TPS44-H.. - TPS52-H..
7 Periodic maintenance work
7.2.6 Cleaning the cartridge group on compressor end
Selection of the cleaning agent
Cleaning agents which contain chlorine attack metals.
Use only pH-neutral cleaning agents which do not attack metals.

CAUTION
Observe safety data sheet.

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.
CAUTION
Make sure that no water or contamination can enter into the cartridge

group.
Clean the compressor wheel with a rag or soft brush which has been soaked in water with

a household cleaning agent. Do not use wire brushes!
Dry the compressor wheel and the gap between the compressor and the bearing casing

with low-pressure pressurized air.
Lightly spray the compressor wheel and the gap between the compressor and the bearing

casing with penetrating oil.
Dispose of dirty water and cleaning agents in accordance with the material safety data

sheet.
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Revision A August 2016