
MAINTENANCE
Series 140
24/43
Edition 14.07.2020
875067EA
Proceed as follows to remove the valve gate:
1. Vent chambers on either side to atmospheric pressure.
2. Open the valve.
3. Disconnect compressed air supply.
4. Disconnect electrical power supply.
Figure 7-2
1
Nuts
2
Bonnet seal
3 Bonnet flange
4 Bonnet screws
5. Loosen and remove bonnet screws (4) and nuts (1).
6. Remove bonnet flange (3).
7. Remove bonnet seal (2).
1
4
3
2