ABB XAC18513 - Axial Clearance a Prior to Disassembly; Fig. 37: Measuring Axial Clearance a; Table 30: Admissible Axial Clearance a

Operation Manual / 4 Product description / A100-L
8 Disassembly and assembly / 8.7 Axial clearance A prior to disas-
sembly
© Copyright 2017 ABB. All rights reserved. HZTL4034_EN Revision K June 2017
8.7 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.
u Wear safety gloves.
Wear safety gloves to protect against mechanical hazards.
Fig.37: Measuring axial clearance A
The axial clearance (A) of the rotor should always be measured before and after service work
on the turbocharger.
u Measure and note axial clearance (A).
Product Axial clearance A
[mm]
A165-L 0.32 ... 0.62
A170-L 0.33 ... 0.63
A175-L 0.38 ... 0.68
A180-L 0.41 ... 0.73
A185-L 0.43 ... 0.77
A190-L 0.45 ... 0.80
Table30: Admissible axial clearance A
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.
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