Burkert 6240 Manuel D'utilisation page 7

Medium leaking through damaged connections.
▶ Do not damage sealing surfaces of the body connections.
Danger due to unsuitable screw connections.
▶ Use compatible screw connections only.
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Check pipelines for dirt and clean.
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Install a dirt filter before the valve inlet (0,2...0,4 mm).
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Devices that are suitable for use with food according to the
manufacturer should be flushed for 5 minutes prior to start-up.
Installation position: any, actuator preferably upwards.
note!
Caution risk of breakage.
▶ Do not use the coil as a lever arm.
Valve body must not be installed under tension.
Sealing material must not get into the device.
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Seal the pipe connection with an elastomer seal or PTFE tape.
Ensure that no sealing material gets into the device.
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Observe direction of flow: from 1 → 2 (from P → A).
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Hold the device with a open-end wrench on the body and screw
into the pipeline.
5.1 Installation of coil
Warning!
Risk of escape of media.
When a sticking nut is loosened, medium may escape.
▶ Do not tighten sticking nut any further.
Risk of injury due to electrical shock.
If the protective conductor contact between the coil and body is
missing, there is danger of electrical shock.
▶ During installation insert the plastic ring into the body journal. The
plastic ring must not project over the octagonal nipple.
▶ Check protective conductor contact after installing the coil.
Overheating, risk of fire.
If the coil is connected without a pre-installed valve, the coil will
overheat and be destroyed.
▶ Connect the coil with a pre-installed valve only.
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