Radial Clearances N And R; Table 43 Permissible Clearances N And R - ABB A145-M56 Operation Manual

Operation Manual / 4 Product description / A130-M.. - A145-M..
8 Dismantling and fitting
8.16

Radial clearances N and R

Figure 50: Measuring clearances N and R
Product
A130
A135
A140
A145
Table 43: Permissible clearances N and R
1. Push the feeler gauges (01) into the gap such that there is no clearance. The upper direc-
tion (N1) and lower direction (N2) must be covered simultaneously.
2. Calculate clearance N and compare it with the permissible values in the table.
3. Push the feeler gauges (01) into the gap such that there is no clearance. The upper direc-
tion (R2) and lower direction (R1) must be covered simultaneously.
4. Calculate clearance R and compare it with the permissible values in the table.
Clearances outside the tolerance
Serious damage to engines or property can be caused by clearances out-
side the tolerance and excessively worn parts.
CAUTION
Have the components assessed and, if necessary, replaced by an ABB

Turbocharging Service Station.
© Copyright 2017 ABB. All rights reserved.
N [mm]
0.26 ... 0.60
0.34 ... 0.70
0.45 ... 0.90
0.56 ... 0.95
HZTL4031_EN
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R [mm]
0.45 ... 0.70
0.51 ... 0.85
0.64 ... 1.00
0.76 ... 1.20
Revision E January 2017