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Operation Manual / 4 Product description / A150-M56/66/57/67 -

A155-M..

2 Removing and Installing / 2.2 Removing the turbocharger

2.2 Removing the turbocharger

u Disconnect all pipes according to the instructions of the enginebuilder.

Fig.6: 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.7: 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.

Page 11 / 171

ABB HT611036 Instruction Manual

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