Operation Manual / 4 Product description / A100-L
8
Disassembly and assembly
Page 71 / 113
© Copyright 2016 ABB. All rights reserved.
HZTL4034_EN
Revision H
November 2016
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.
Wear safety gloves.
Wear safety gloves to protect against mechanical hazards.
Figure 36: Measuring axial clearance A
The axial clearance (A) of the rotor should always be measured before and after service work
on the turbocharger.
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 out-
side the tolerance and excessively worn parts.
Have the components assessed and, if necessary, replaced by an ABB
Turbocharging Service Station.
