Burkert 2301 Guide Rapide page 12

Technical data
devices with welded body
note!
for valves with installed control:
When welding the valve body into the pipeline, the control must
not be installed.
▶ Remove control from the actuator described below.
Remove the control unit from the actuator (if present):
→
Clamp the valve body in a holding device.
→
Loosen the fastening screws (2x).
→
Remove the control unit upwards.
Fastening
screw (2x)
Fig. 2: Disassembly the control unit
Remove the actuator from the valve body.
→
Install collet (white grommet) in pilot air port 1.
Type 2301
Control unit
Actuator
note!
damage to the seat seal or the seat contour!
▶ When removing the actuator, ensure that the valve is in open
position.
→
Control function A pressurize the pilot air port 1 (see "Fig. 3")
with compressed air (5 bar): valve opens.
→
Using a suitable open-end wrench, place the wrench flat on the
pipe.
→
Unscrew the actuator from the valve body.
Exhaust air port
CFA, CFB
2
Pilot air port CFI
Pilot air port 1
CFA, CFB, CFI
Flats for open-end
wrench
Valve body
Fig. 3: Installation
other device versions
→
Do not remove actuator unless this is a customer-specific
requirement.
→
Procedure see "Devices with welded body".
english
Install collet:
Actuator
Nipple
11