Replacing The Diaphragm - Burkert 2030 Manuel D'utilisation

11.2. 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.
required spare part
• Diaphragm
fastening types
dn fastening types for diaphragms
ptfe
8 Diaphragm buttoned
15
Diaphragm with bayonet
catch
20
25
40
Diaphragm with bayonet
catch
50
65
Table 10: Fastening types for diaphragms
30
epdM / fkM
Diaphragm buttoned
Diaphragm screwed in
English
Types 2030, 2031, 2031 K
Repairs
example
Housing
4 fastening
screws
Mark tab for direction of flow
Fig. 7: Replacement of diaphragm
Upper control air con-
nection
(for CFB and CFI)
Lower control air con-
nection
(for CFA and CFI)
Diaphragm