Repairs; Safety Instructions; Replacing The Diaphragm - bürkert 2030 Bedienungsanleitung

11.

repairs

11.1. safety instructions
Danger!
risk of injury from high pressure in the equipment!
• Before loosening the lines and valves, turn off the pressure and
vent the lines.
risk of injury due to electrical shock!
• Before reaching into the system
and secure to prevent reactivation!
• Observe applicable accident prevention and safety regulations
for electrical equipment!
Warning!
risk of injury from improper maintenance!
• Installation may be carried out by authorized technicians only
and with the appropriate tools.
• Observe the tightening torques.
• On completion of the work check valve for leaks and function.
risk of injury from unintentional activation of the system and
an uncontrolled restart!
• Secure system from unintentional activation.
• Following maintenance, ensure a controlled restart.
32
, switch off the power supply
English
Types 2 030, 2031, 2031 K, 2032,
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.
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
Tab. 10: Fastening types for diaphragms
2033, 2037
epdM / fkM
Diaphragm buttoned
Diaphragm screwed in