ABB HT608562 Operation Manual page 62

Operation Manual / TPL65-A32 / -A33 / -A36 + TPL69-A32 / -A33
5 Maintenance / 5.5 Cleaning components mechanically
5.5.3 Cartridge group – General
5.5.4 Cleaning the cartridge group on the compressor end
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Repeat the soaking and brushing if necessary.
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Completely remove any solvents from the parts in clean water.
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Dry components completely.
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Spray cleaned surfaces with penetrating oil. Do not spray the outer
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surfaces of the turbocharger.
Dispose of contaminated water and cleaning agent in accordance
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with the specifications in the safety data sheet.
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.
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Remove turbocharger from the engine (see chapter Removal and in-
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stallation).
Remove cartridge group (see chapter Disassembly and assembly).
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First clean the compressor end and then the turbine end in accordance
with the following description.
CAUTION
Selection of the cleaning agent
Cleaning agents that contain chlorine corrode metals.
Only use pH-neutral cleaning agents that do not corrode metals.
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Observe the material safety data sheet.
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Observe country-specific regulations regarding banned and restric-
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ted substances.
CAUTION
Water and contamination in the cartridge group
If water or contamination penetrates the cartridge group, this can im-
pair the function of the turbocharger and damage parts inside the cart-
ridge group.
Make sure that no water or contamination can enter into the cart-
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ridge group.
Clean compressor wheel with a scouring cloth or soft brush soaked in
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water with household cleaning agent. Do not use any wire brushes!
HZTL2498_EN Rev.F December 2020