Operation Manual / A200-L
9 Disassembly and assembly / 9.18 Axial clearance A after assembly
© Copyright 2021 ABB. All rights reserved. HZTL4036_EN Rev.T December 2021
9.18 Axial clearance A after assembly
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.
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 Tur-
bocharging Service Station.
Fig.57: Measuring axial clearance A
The axial clearance (A) of the rotor should always be measured before and after service
work.
Product Axial clearance A
[mm]
A255-L 0.31 ... 0.55
A260-L 0.31 ... 0.55
A265-L 0.32 ... 0.62
A270-L 0.33 ... 0.63
A275-L 0.38 ... 0.68
A280-L 0.41 ... 0.73
Table38: Axial clearance A
Page 99 / 145
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