Fig. 34: Removing Cartridge Group 1 - ABB HT575445 Operation Manual

Operation Manual / 4 Product description / A100-M axial
8 Disassembly and assembly / 8.6 Removing the cartridge group
CAUTION
Oil orifice plates
An orifice plate for adjusting the oil pressure is fitted in each of the two oil
inlet channels in the bearing casing. When the cartridge group, the bearing
casing or the turbocharger is fitted to the engine, it must be ensured that
the orifice plates that are specified for the turbocharger have been installed
in the two oil inlet channels.
Check correct installation of oil orifice plates.
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Version with compressor wheel cooling
Dismantle air supply line (see
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Separate oil inlet and outlet pipes.
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Fig. 34: Removing cartridge group 1
1. Unplug cable connector (86515) and unscrew speed sensor (86505) with O-ring (86506).
Dispose of the O-Ring (86506).
2. Loosen screw (25013) and remove washer (25014).
3. Press off the spinner nose cone (25012) using the press-off screw (90917).
4. Loosen and remove the screw (61059).
5. Loosen and remove nuts (42128).
6. Attach lifting gear to bearing casing.
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Compressor wheel cooling
HZTL4033_DE
→5).
Revision B December 2017