Operation Manual / A150-M56/66/57/67 - A155-M..
3 Removing and Installing / 3.2 Removing the turbocharger
© Copyright 2021 ABB. All rights reserved. HZTL4032_EN Rev.Q January 2021
3.2 Removing the turbocharger
u Disconnect all pipes according to the instructions of the enginebuilder.
Fig.12: Turbine cleaning nozzle
u If present: Loosen the turbine cleaning connection.
The cleaning nozzle (51301) must be replaced after each removal procedure. If the clean-
ing nozzle is not to be replaced, the screw connection (01) must not be loosened during
disassembly.
The gas outlet casing(61001) can remain fitted in the exhaust gas pipe if the locking nuts
are accessible. Otherwise the complete turbocharger unit including gas outlet casing must
be removed.
Fig.13: Removing the turbocharger
u Secure the lifting gear to the turbocharger (see illustration).
u If present: Loosen and remove the compressor wheel cooling connection. Close the com-
pressor wheel cooling opening with a screw plug(01).
u If present: Disconnect the plug to the speed sensor (86505) and secure the rolled-up
cable on the turbocharger. This protects the plug from being crushed.
u If present: Detach the support (61301) from the engine support.
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