Burkert 2301 Series, Operating Instructions Manual, Page: 23 / 48

23
Installation
→ Loosen fastening screws (2 x).
→
Pull the control unit upward.
Fastening
screw (2 x)
Control unit
Actuator
Fig.9: Uninstall control unit
Remove the actuator from the valve body:
→ Install collet (white nozzle) in pilot air port 1.
NOTE!
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
nipple.
→ Unscrew actuator from the valve body.
Actuator
Nipple
Valve body
Wrench flat
for open-end
wrench
Pilot air port
CFA, CFB, CFI
Exhaust port
CFA, CFB
Pilot air port CFI
2
1
Install collet:
Fig.10: Installation
Other device variants
→ Only uninstall the actuator if required by the customer.
→ For procedure see “Devices with welded connection” .
Type 2301
English