Burkert 2301 Manuel D'utilisation page 36

→
Using a suitable open-end wrench, place the wrench flat on the pipe.
→
Unscrew the actuator from the valve body.
removing the control cone set
Fig. 22: Replacing the control cone set
note!
important information for the problem-free and safe func-
tioning of the device!
The sealing face of the control cone must not be damaged.
procedure:
→
Knock out the dowel pin with a suitable pin punch.
pin punch ø 4 mm, for spindle diameter 10 mm.
pin punch ø 5 mm, for spindle diameter 14 mm.
→
Remove control cone.
36
Graphite seal
Spindle
Dowel pin
Control cone
english
Type 2301
Maintenance, Cleaning
replacing packing gland
Fig. 23: Replacing packing gland
→
Unscrew the spindle guide with the aid of the installation tool
and an open-end wrench.
Warning!
risk of injury from parts jumping out!
When the spindle opening is exposed, the individual parts of the
packing gland are pressed out at an undefined speed when the
pilot air ports is pressurized.
• Before pressurizing with control air, safeguard the ambient area
of the discharge opening (e.g. place spindle on a firm base).
Packing gland tube
Packing gland
Spindle guide
Spindle
Installation wrench