Burkert Type 2100 - Manual (Page 9)

9
Installation
7. INSTALLATION
7.1. Safety instructions
DANGER!
Risk of injury from high pressure!
• 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 authorized 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 installation, 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.
7.2. Before installation
• The angle seat valve can be installed in any installation position,
preferably with the actuator face up.
• Before connecting the valve, ensure the lines are flush.
• Observe direction of flow (see type label).
7.2.1. Preparatory work
→
Clean pipelines (sealing material, swarf, etc.).
Devices with welded body
Remove the actuator from the valve body:
→
Clamp the valve body in a holding device.
NOTE!
Damage to the seat seal or the seat contour!
• When removing the actuator, ensure that the valve is in open
position.
→
Control function A pressurize the pilot air port 1 with com-
pressed air (5 bar): valve opens.
→
Using a suitable open-end wrench, place the wrench flat on the
tube.
→
Unscrew the actuator from the valve body.
english
Type 2100