Removing Cartridge Group - ABB HT611169 Operation Manual

Operation Manual / TPL65-A32 / -A33 / -A36 + TPL69-A32 / -A33
8 Disassembly and assembly / 8.5 Removing cartridge group

8.5 Removing cartridge group

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Remove insulation.
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Version with compressor wheel cooling system
Remove air supply line. (See also chapter entitled Preliminary re-
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marks / Layout and functionality)
Disconnect oil pipes in accordance with enginebuilder's instructions.
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CAUTION
Oil orifices
There is an orifice for adjusting the oil pressure in each of the two oil
supply pipes of the bearing casing. When the cartridge group, the bear-
ing casing or the turbocharger-is being fitted to the engine, it must be
ensured that the orifices specified for the turbocharger are installed in
both oil supply pipes.
Check that the oil orifices have been correctly installed.
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Remove three studs (72029) at top.
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Attach lifting device (90190) to compressor casing (72000), then
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fasten and secure it to crane using lifting gear.
Loosen nuts (61037).
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Evenly press off compressor casing (72000) using the three press-off
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nuts (61090).
Slightly lift and pull out compressor casing (72000).
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Remove the O-ring (42012).
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HZTL2498_EN Rev.F December 2020