Operation Manual / TPL69-A10 / -A30 ... TPL77-A10 / -A30
8 Disassembly and assembly / 8.5 Removing the cartridge group
© Copyright 2020 . All rights reserved. HZTL2481_EN Rev.D March 2020
u Unplug cable connector (86515) and unscrew speed sensor (86505)
with O-ring (86506).
u Disconnect oil pipes in accordance with enginebuilder's instructions.
u Remove screws(42064) together with flange(42044). Also remove
possible contamination behind the flange.
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.
u Check that the oil orifices have been correctly installed.
Version with compressor wheel cooling system
u Remove the O-ring (42124).
u Dismantle air supply line. (See also chapter entitled Preliminary re-
marks / Layout and functionality)
Page 93 / 134
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