Operation Manual / 4 Product description / A130-M.. - A145-M..
8
Dismantling and fitting
Page 81 / 117
© Copyright 2016 ABB. All rights reserved.
HZTL4031_EN
Revision D
June 2016
Gas outlet flange with 3 press-off screws
CAUTION
Cracks in the gas outlet casing
Non-observance of the action steps described can lead to inadmissible
cracks on the gas outlet flange.
Observe the maximum tightening torques when pressing off.
Follow the action steps described.
Dismantle the gas outlet flange only if this is necessary for service work.
With blows from a plastic tip hammer, ensure that the gas outlet flange does not cant.
Through the press-off threads and clearance holes, treat the centering seat with rust
remover.
Figure 31: Dismantling the gas outlet flange
Product
Thread
Press-off screw (strength 8.8)*
Tightening torque
A130
3 x M8
M8 x 20
≤ 20 Nm
A135
3 x M10
M10 x 25
≤ 40 Nm
A140
3 x M12
M12 x 30
≤ 65 Nm
A145
3 x M12
M12 x 30
≤ 65 Nm
Table 36: 3 press-off screws
*Not included in the ABB Turbo Systems scope of delivery.
1. Press off and remove the gas outlet flange (57002) with screws (S) according to the table.
If it is not possible to press off the gas outlet flange with the maximum tightening torque,
contact an ABB Turbo Systems Service Station.