Burkert Type 3239 - Manual (Page 20)

20
Repairs
10.2 replacing the diaphragm
Danger!
risk of injury from discharge of medium (acid, alkali, hot media)!
It is dangerous to remove the device 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.
▶ Completely drain the lines.
fastening types
Orifice
(diaphragm size)
dn [mm]
fastening types for diaphragm
ptfe epdm / fkm
8 Diaphragm buttoned
Diaphragm buttoned 15 Diaphragm with
bayonet catch
20
25
Diaphragm with
bayonet catch
Diaphragm screwed in
40
50
65
80
Diaphragm with
bayonet catch
Diaphragm screwed in
100
Tab. 10: Fastening types for diaphragm
Diaphragm
4 fastening screws
Manual actuator
4 fastenings
screws
Body
Mark tab for direction
of flow
Fig. 10: Replacing the diaphragm
english
Type 3232, 3233, 3233 K, 3234,
3235, 3239