Series 111
14/24
Edition 03.02.2021
984134EA
7.3
Replacement of valve gate / mechanism unit
WARNING
Loaded spring steel sheet
Human body parts may get jammed and severely injured.
Do not put human body parts between valve gate and spring steel sheet.
NOTICE
Contamination
Product may get contaminated.
Always wear cleanroom gloves when handling the product.
NOTICE
Inappropriate tools
Sealing surfaces may get damaged.
Do not use sharp-edged tools.
1.
Vent chambers on either side to atmospheric pressure.
2.
Open the valve.
3.
Remove screws (1) according to «Figure 7-2» on page 15.
4.
Lift actuator / mechanism unit carefully from body without touching the body wall;
see «Figure 7-2» on page 15. Use only the eyebolt threats; see dimensional drawing.
5.
Remove locking ring (5) according to «Figure 7-3» on page 16.
6.
Withdraw bolt (4) by pulling it downwards according to «Figure 7-3» on page 16.
