Radial Clearances N And R; Fig. 94: Measuring Clearances N And R; Table 58: Permissible Clearances N And R - ABB A150-M58 Operation Manual
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Operation Manual / A150-M58/68
11 Dismantling and fitting, cartridge concept / 11.10 Radial clearances N
and R
11.10
Radial clearances N and R
Measurement of clearance R optional (only possible if gas outlet casing is dismantled).
Fig. 94: Measuring clearances N and R
Product
A150-M58/68
Table 58: Permissible clearances N and R
1. Push the feeler gauges (01) into the gap without clearance, and measure 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, and measure 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.
Have the components assessed and, if necessary, replaced by a Turbo
u
Systems service station.
© Copyright 2022 ABB. All rights reserved.
N [mm]
0.73 ... 1.03
HZTL4041_EN
R [mm]
0.72 ... 1.10
Rev.F
February 2022
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