Operation Manual / 4 Product description / A130-H.. - A140-H
8 Dismantling and fitting / 8.5 Removing the gas outlet flange
© Copyright 2020 ABB. All rights reserved. HZTL4030_EN Rev.F February 2020
Gas outlet flange with 6 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.
u Observe the maximum tightening torques when pressing off.
u Follow the action steps described.
Dismantle the gas outlet flange only if this is necessary for service work.
u If necessary: Treat the centering seat with rust remover through the press-off threads
and the clearance holes.
u Mark the casing position for assembly.
Fig.32: Removing the gas outlet flange
Product Press-off screws (strength 8.8) * Tightening torque
A130 6x M6 x 20 ≤ 10 Nm
A135 6x M8 x 25 ≤ 20 Nm
A140 6x M10 x 30 ≤ 40 Nm
Table33: 6 press-off screws
* not included in the ABB Turbo Systems scope of delivery.
1. Evenly press off and remove the gas outlet flange (57002) with screws(01) according to
the table. If it is not possible to press off the gas outlet flange with the maximum tight-
ening torque, contact an ABB Turbo Systems Service Station.
2. If present: Remove the C-ring(57003).
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