Radial Clearances N And R; Table 38 Permissible Clearances N And - ABB TPS48-H33 Operation Manual

Operation Manual / 4 Product description / TPS44-H.. - TPS52-H..
9 Dismantling and fitting
9.16

Radial clearances N and R

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.
Figure 36: Measuring clearances N and R
Product
TPS44
TPS48
TPS52
Table 38: 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.
© Copyright 2016 ABB. All rights reserved.
N [mm]
0.25 ... 0.50
0.30 ... 0.60
0.40 ... 0.70
HZTL4037_EN
Page 80 / 99
R [mm]
0.40 ... 0.70
0.50 ... 0.80
0.60 ... 0.95
Revision A August 2016