ABB HT562624 Operation Manual page 107

Operation Manual / 4 Product description / A150-M.. - A155-M..
8 Dismantling and fitting
Gas outlet flange with 3 press-off screws
Cracks in the gas outlet casing
Non-observance of the action steps described can lead to inadmissible
cracks on the gas outlet flange.
CAUTION
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.

If necessary: Treat the centering seat with rust remover through the press-off threads and

the clearance holes.
Mark the casing position for assembly.

Figure 30: Dismantling the gas outlet flange
Product
A150
A155
Table 35: 3 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 tightening
torque, contact an ABB Turbo Systems Service Station.
2. Attach swivel lifting eye (S) to the gas outlet flange. Secure lifting gear to the swivel lifting
eye.
3. Remove the gas outlet flange.
4. If present: Remove the metal C-ring (57003).
© Copyright 2017 ABB. All rights reserved.
Press-off screws to be used (strength 8.8) *
3 x M16 x 30
3 x M16 x 30
HZTL4032_EN
Page 75 / 120
Tightening torque
≤ 150 Nm
≤ 150 Nm
Revision F January 2017