Repairs; 11.1. Replacing The Valve Set - Burkert 2100 Manuel D'utilisation

11.

repairs

11.1. replacing the Valve set
The valve set consists of
• Swivel plate
• Grooved pin
• Graphite seal
Before the valve set can be replaced, the actuator must be removed
from the valve body.
DAnger!
risk of injury from discharge of medium and pressure!
It is dangerous to remove a device which is under pressure due to
the sudden release of pressure or discharge of medium.
• Before removing a device, switch off the pressure and vent the
lines.
wArning!
risk of injury if the wrong tools are used!
It is dangerous to use unsuitable tools for installation work as the
device may be damaged.
• To remove the actuator from the valve body, use an open-end
wrench, never a pipe wrench.
30
english
Type 2100
Repairs
remove the actuator from the valve body:
→
Clamp the valve body in a holding device.
(applies only to valves which have not yet been installed).
noTiCe!
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 with com-
pressed air (5 bar): valve opens.
→
Using a suitable open-end wrench,
pipe.
→
Unscrew the actuator from the valve body.
Air discharge connection
CF A, CF B
Pilot air port
CF I
Pilot air port
CF A, CF B, CF I
Flats for open-end
wrench
Fig. 18: Designation parts
place the wrench flat on the
2
Actuator
1
Nipple
Valve body