Replacing The Diaphragm - Burkert 2030 Manuel D'utilisation

Type 2030, 2031, 2031 K, 2032,
2033, 2037
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.
• Disassembly and installation see „8.3.1. Devices with welded
housing".
Required spare part
• Diaphragm
Fastening types
Orifice
(Diaphragm size)
DN [mm]
65
80
100
Tab. 8: Fastening types for diaphragms
Repairs
Fastening types for diaphragms
PTFE EPDM / FKM
Diaphragm with Diaphragm
bayonet catch screwed in
Example:
Housing
Fig. 19: Replacement of diaphragm
english
Upper control air connection
(for CFB and CFI)
Lower control air connection
(for CFA and CFI)
Mark tab for direction
of flow
Diaphragm
4 fastening screws
23