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Operation Manual / A170-M.. - A175-M..
9 Disassembly and assembly / 9.4 Axial clearance A prior to disas-
sembly
9.4
Axial clearance A prior to disassembly
WARNING
Physical hazards due to sharp edges on compressor wheel
The compressor wheel has sharp edges which can result in injury.
Wear safety gloves.
u
Wear safety gloves to protect against mechanical hazards.
The axial clearance (A) must be measured prior to removal and after installation of the cart-
ridge group.
CAUTION
Clearances outside the tolerance
Serious damage to engines or property can be caused by clearances outside
the tolerance and excessively worn parts.
Have the components assessed and, if necessary, replaced by an ABB Tur-
u
bocharging Service Station.
Fig. 36: Axial clearance
Product
A170-M
A175-M
Table 36: Axial clearance A
Measure and note axial clearance (A).
u
© Copyright 2022 ABB. All rights reserved.
Axial clearance A [mm]
0.30 ... 0.61
0.35 ... 0.69
HZTL4033_EN
Rev.K
January 2022
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