Type 8691
Installation
2. install sealing rings
→
Pull the form seal onto the actuator cover (smaller diameter points upwards).
→
Check that the O-rings are correctly positioned in the pilot air ports.
When the control head is being installed, the collets of the pilot air ports must not be fitted to the actuator.
Pilot air ports
Caution:
Collets must not be
fitted !
Figure 8:
Installing of the sealing rings, 21xx series
Form seal
Installation of the form
seal
english
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