Burkert Type 2301 - Manual (Page 22)

22
Installation
8 insTallaTiOn
8.1 safety instructions
Danger!
danger – high pressure in the equipment!
▶ Before loosening the lines and valves, turn off the pressure and
vent the lines.
Warning!
risk of injury from improper installation!
▶ Installation may be carried out by authorised technicians only
and with the appropriate tools!
risk of injury from unintentional activation of the system and
an uncontrolled restart!
▶ Secure system from unintentional activation.
▶ Following assembly, ensure a controlled restart.
for control function i – danger if pilot pressure fails!
For control function I control and resetting occur pneumatically.
If the pressure fails, no defined position is reached.
▶ To ensure a controlled restart, first pressurize the device with
pilot pressure, then switch on the medium.
risk of injury from moving parts in the device!
▶ Do not reach into openings.
8.2 Before installation
• The globe control valve can be installed in any installation position,
preferably with the actuator in upright position.
• Before connecting the valve, ensure the pipelines are flush.
• Make certain the flow direction is correct (Flow direction always
below seat).
8.2.1 preparatory work
→
Clean pipelines (Sealing material, swarf, etc.).
devices with welded body
Remove the control unit from the actuator (if present):
→
Clamp the valve body in a holding device.
→
Loosen the fastening screws (2x).
→
Remove the control unit upwards.
Fastening screw
(2x) Control unit
Actuator
Fig. 8: Disassembly the control unit
english
Type 2301