Removing The Turbocharger - ABB A140-H55 Operation Manual

Operation Manual / 4 Product description / A130-H.. - A140-H..
2 Removing and Installing
2.2

Removing the turbocharger

Disconnect all pipes according to the instructions of the enginebuilder.

Version with compressor wheel cooling:
Loosen and remove the compressor wheel cooling connection. Close the compressor

wheel cooling opening with a screw plug.
Figure 6: Removing the turbocharger
A Oil-cooled bearing casing
B Water-cooled bearing casing
C Position of expansion sleeves
Treat the stud (02) and nut with penetrating oil on the thread and let it work in.

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.
If present: Loosen support (61301) from engine support and remove.

Safeguard against wrong fitting (only for water-cooled bearing casings)
Depending on the bracket version (04), two positioning pins (05) can be
used for positioning and safeguarding against wrong fitting of the
NOTICE
turbocharger. Therefore the turbocharger must always be removed from and
installed on the bracket vertically.
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D Clamping nut
E Standard nut
HZTL4030_EN
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Revision C September 2015