Operation Manual / TPR56-F + TPR61-F
8 Disassembly and assembly / 8.4 Axial clearance
© Copyright 2018 . All rights reserved. HZTL2490_EN Revision D May 2018
8.4 Axial clearance
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.
w The axial clearance (A) must be measured after the cartridge group
has been removed and before it is fitted.
u Measure and note the axial clearance (A).
Clearance A [mm]
TPR56-F TPR61-F
0.21…0.37 0.24 … 0.40
CAUTION
Clearances out of tolerance
Clearances out of tolerance and excessively worn components can be
the cause of serious damage to machinery and property.
u Have components assessed and, if necessary, replaced by an ABB
Turbocharging Service Station.
Page 60 / 79
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