Before Installation - Burkert 5282 Manuel D'utilisation

7.2.

before installation

Installation position:
Installation can be in any position.
Preferably: Actuator upright.
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Prior to installation check pipelines for dirt and, if required,
clean.
Dirt filter: To ensure that the solenoid valve functions reliably,
a dirt filter (≤ 500 µm) must be installed in front of the valve
inlet.
7.3. installation
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Hold the device with a suitable tool (open-end wrench)
on the housing and screw into the pipeline.
note!
Caution risk of breakage!
• Do not use the coil as a lever arm.
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Observe direction of flow:
The arrow on the housing indicates the direction of flow
(no function in opposite flow direction).
7.5. changing valve function
Fig. 3: Installing the pilot valve (changing valve function)
Danger!
Discharge of medium due to leaking device!
If the O-rings are forgotten or incorrectly inserted during
installation of the pilot valve, the device will be damaged
and medium will be discharged.
• Before screwing in the pilot valve, correctly insert
O-rings into the depressions.
english
17
max. 2.0 Nm
Pilot valve
O-rings
Identification for the
flow direction
english
19
7.4. manual emergency actuation
Caution!
Discharge of medium due to loss of the O-rings!
• If the O-rings are lost, the valve will leak. Medium may
be discharged.
note!
Caution!
• When the manual emergency actuation is locked, the
valve can no longer be actuated electrically.
Manual emergency
actuation
Press
2
Turn
Fig. 2: Manual emergency actuation
english
18
Function NC
The pilot valve is installed in such a way that the manual
emergency actuation points in the direction opposite to the
direction of flow arrow.
Function NO
The pilot valve is installed in such a way that the manual
emergency actuation points in the same direction as the
identification for the flow direction.
Function NC
Flow direction
Fig. 4: Valve functions (NC/NO)
english
20
Type 5282
1
Function NO