Assembly; Safety Instructions; Before Installation; Preparatory Work - Burkert Type 2000 Manuel D'utilisation

Type 2000/2002
8.

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8.1.

safety instructions

Danger!
risk of injury from high pressure in the equipment!
• Before dismounting pneumatic lines or valves, turn off the pres-
sure and vent the lines.
Warning!
risk of injury from improper assembly!
• 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 assembly, ensure a controlled restart.
Warning!
for control function i – danger if control 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
control pressure, then switch on the medium.
Assembly
8.2.

Before installation

• Any installation position is possible, preferably with actuator face
up.
• Before connecting the valve, ensure the pipelines are flush.
• Observe direction of flow (see rating plate).
8.2.1.

preparatory work

→
Clean pipelines (sealing material, swarf, etc).
devices with welded housing:
Removing the actuator from the valve housing:
→
Clamp valve housing into a holding device.
note!
damage to the seat seal or the seat contour!
• When removing the actuator, ensure that the valve is in the
open position.
→
Control function A:
Pressurize lower control air connection with compressed air
(5 bar): Valve opens.
→
Place a suitable open-end wrench on the wrench flat of the
nipple.
→
Unscrew the actuator off the valve housing.
devices with socket housing:
→
Do not remove actuator unless this is a customer-specific
requirement.
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