Operation Manual / A150-M56/66/57/67 - A155-M..
10 Dismantling and fitting with removed air inlet and gas outlet /
10.16 Radial clearances N and R
© Copyright 2021 ABB. All rights reserved.
HZTL4032_EN
Rev.Q
January 2021
10.16
Radial clearances N and R
Fig. 74: Measuring clearances N and R
Product
N [mm]
R [mm]
A150-M
0.64 ... 1.09
0.71 ... 1.13
A155-M
0.78 ... 1.29
0.86 ... 1.33
Table 51: Permissible clearances N and R
1. Push the feeler gauges (01) into the gap without clearance simultaneously at the top (N1)
and the bottom (N2).
2. Calculate clearance N and compare it with the permissible values in the table.
3. Push the feeler gauges (01) into the gap without clearance simultaneously at the top (R2)
and the bottom (R1).
4. Calculate clearance R and compare it with the permissible values in the table.
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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Summary of Contents for HT602244
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