ABB HT568964 - Axial Clearance a Prior to Disassembly

Operation Manual / 4 Product description / A100-M axial
8
Di
sassembly and assembly Page 62 /
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HZTL4033_EN
Revision A
July 2016
8.4 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.
Wear safety gloves to protect against mechanical hazards.
The axial clearance (A) must be measured prior to removal and after installation of the car-
tridge group.
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.
Figure 28: Axial clearance
Product
Axial clearance A
[mm]
A170-M 0.30 ... 0.61
A175-M 0.35 ... 0.69
Table 32: Axial clearance
 Measure and note axial clearance (A).