Operation Manual / TPL65VA32/33
Maintenance
5
Cleaning components mechanically
5.5
Page 65
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Cartridge group – General
CAUTION
Corrosion
If the cartridge group is not put into operation again immediately after
cleaning, parts may corrode.
Re-install and use the cartridge group immediately after cleaning.
Remove turbocharger from the engine (see chapter Removal and in-
stallation).
Remove cartridge group (see chapter Disassembly and assembly).
First clean the compressor end and then the turbine end in accordance
with the following description.
Cleaning the cartridge group on the compressor end
CAUTION
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.
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.
Make sure that no water or contamination can enter into the cartridge
group.
Clean compressor wheel with a scouring cloth or soft brush soaked in
water with household cleaning agent. 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 gap between the compressor and the bearing casing
with penetrating oil.
Dispose of contaminated water and cleaning agent in accordance with
the safety data sheet.
5.5.2
5.5.3
