Burkert Type 2037 - Manual (Page 23)

23
Repairs
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
body”.
required spare part
• Diaphragm
fastening types
orifice
(diaphragm size)
dn [mm]
fastening types for diaphragms
ptfE EpdM / fkM
65
Diaphragm with
bayonet catch
Diaphragm
screwed in
80
100
Tab. 8: Fastening types for diaphragms
Upper control air connection
(for CFB and CFI)
Lower control air connection
(for CFA and CFI)
Mark tab for direction
of flow
Diaphragm
Body 4 fastening screws
Example:
Fig. 19: Replacement of diaphragm
english
Type 2030, 2031, 2031 K, 2032,
2033, 2037