ABB HT566891 Operation Manual page 74

CAUTION
CAUTION
© Copyright 2016 ABB. All rights reserved.
Maintenance
Cleaning components mechanically
Cleaning the 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.

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.
Make sure that no water or contamination can enter into the cartridge

group.
Clean compressor wheel with a cloth or soft brush soaked in water

with household detergent. Do not use any wire brushes!
Dry the compressor wheel and the gap between the compressor and

the bearing casing with a weak jet of compressed air.
Lightly spray the compressor wheel and the gap between the com-

pressor and the bearing casing with penetrating oil.
Dispose of dirty water and cleaning agent in accordance with the safe-

ty data sheet.
Operation Manual / TPS44-F.. - TPS61-F..
5
5.4 Page 72