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Type 6440
Installation
5
INSTALLATION
5.1
Preparatory work
DANGER!
Risk of injury from high pressure and discharge of medium.
Before working on the device or system, switch off the pressure. Vent or drain lines.
Clear pipes of any dirt.
Fit a dirt trap on a dirty medium before the valve inlet (mesh size 0.2...0.4 mm).
Devices that are suitable for use with food according to the manufacturer should be flushed for
5 minutes prior to start-up.
Seal pipe connections using an elastomer seal or PTFE tape. Ensure that seal material does not get into
the device.
5.2
Installation of socket variants
Fig. 5: Installation of socket variants
Note the flow direction: from 1 to 2 (from P to A).
Ensure that the seal surfaces on the body port connections are free of any damage.
Hold the device on the valve body using an open-end wrench and screw into the pipe.
NOTICE!
Be sure not to damage the seal surfaces on the body port connections when screwing into the pipe.
13
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