ABB HT604070 - Axial Clearance; Removing Cartridge Group

Operation Manual / TPL67-C.. - TPL71-C..
8 Disassembly and assembly / 8.4 Axial clearance
© Copyright 2020 . All rights reserved. HZTL2488_EN Rev.G March 2020
8.4 Axial clearance
WARNING
Physical hazards due to sharp edges on compressor wheel
The compressor wheel has sharp edges which can result in injury.
u Wear safety gloves.
Wear safety gloves to protect against mechanical hazards.
The axial clearance (A) must be measured before removing and after fit-
ting the cartridge group.
u Measure and note the axial clearance (A).
Clearance A [mm]
TPL67-C TPL71-C
0.31 … 0.49 0.33 … 0.50
CAUTION
Clearances outside the tolerance
Serious damage to engines or property can be caused by clearances
outside the tolerance and excessively worn parts.
u Have the components assessed and, if necessary, replaced by an
ABB Turbocharging Service Station.
8.5 Removing cartridge group
u Remove insulation.
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