Installing Devices With Welded Connection - bürkert 2100 Schnellstart

Type 2100
6.4 Installing devices with welded
connection
ATTENTION!
Damage to the actuator when welding the valve body into the
pipeline.
▶ Before welding into the pipeline, remove the actuator.
6.4.1 Removing actuator from the valve
body for devices without control
unit
Clamp valve body into a holding device.
Devices with collet
ATTENTION!
Damage to the valve seat seal or seat contour.
▶ When removing the actuator, the valve must be in the open
position.
For control function A pressurise the pilot air port 1 with com-
pressed air (5 bar). Valve opens.
Place a suitable open-end wrench on the wrench flat of the
body connection.
Unscrew actuator from the valve body.
Devices without collet
For control function A: Install control unit. To do this, follow
the operating instructions for the control unit.
Installation
ATTENTION!
Damage to the valve seat seal or seat contour.
▶ When removing the actuator, the valve must be in the open
position.
For control function A pressurise the pilot air port 1 with com-
pressed air (5 bar). Valve opens.
For control function A with pilot valve: Manually switch device
with pilot valve. To do this, follow the operating instructions for
the control unit. Valve opens.
Place a suitable open-end wrench on the wrench flat of the
body connection.
Unscrew actuator from the valve body.
6.4.2 Removing actuator from the valve
body for devices with installed control
unit
Clamp valve body into a holding device.
ATTENTION!
Damage to the valve seat seal or seat contour.
▶ When removing the actuator, the valve must be in the open
position.
For control function A pressurise the pilot air port 1 with com-
pressed air (5 bar). Valve opens.
For control function A with pilot valve: Manually switch device
with pilot valve. To do this, follow the operating instructions for
the control unit. Valve opens.
english 13