Renfert Twister, Часто задаваемые вопросы

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FAQ - English
For chapter indications, refer to the complete instruction manual on the internet.
Twister (No. 1826)
Error Cause Solution
ON / OFF switch fails to
work.
• Power not connected. • Check the power supply.
• Device fuse blown. • Replace the fuse (Sec. 6.4).
Motor fails to start.
• Motor fault. • Have the device repaired.
No, or insufficient vac -
uum (not in the green
range on the scale).
• Suction filter system plugged. • Have filter cleaned or changed (Sec. 6.3).
• Seal surfaces dirty. • Clean the seal surfaces (Sec. 6.2).
• Solenoid valve fault. • Have the device repaired.
• Vacuum pump fault. • Have the device repaired.
Vacuum release / venting,
too slow.
• Suction filter system plugged. • Have filter cleaned or changed (Sec. 6.3).
• Solenoid valve fault. • Have the device repaired.
Vacuum pump doesn‘t
start.
• Bowl detection pin sticking. • Clean area around pin.
• Have the device repaired.
The vacuum pump
switches on and off
intermittently during the
mixing process.
• At < 100 % vacuum, the vacuum
pump will switch off once the set
vacuum has been reached.
• None, If the vacuum should drop due to
seepage, the vacuum pump will automatically
switch back on until the set vacuum level has
been reached.
Twister venturi (No. 1827)
Error Cause Solution
ON / OFF switch fails to
work.
• Power not connected. • Check the power supply.
• Device fuse blown. • Replace the fuse (Sec. 6.4).
Motor fails to start.
• Motor fault. • Have the device repaired.
No, or insufficient
vacuum.
• Compressor switched off. • Switch the compressor on.
• Operating pressure too low or too
high.
• Check dynamic operating pressure
(see technical data, Sec. 8).
• Switch off other consumers.
• Compressed air hose not connect -
ed, leaky or bent.
• Check the hose.
• Air hose too long. • Maximum length 2 m.
• Square are of air hose too small. • Minimum inner diameter 4 mm.
• Suction filter system plugged. • Have filter cleaned or changed (Sec. 6.3).
• Seal surfaces dirty. • Clean the seal surfaces (Sec. 6.2).
• Inlet filter plugged. • Change inlet filter (Sec. 6.5).
• Silencer plugged. • Replace the silencer (Sec. 6.6).
•
Connect filter pressure regulator in series.
• Solenoid valve fault. • Have the device repaired.
• Venturi nozzle plugged. • Have the device repaired.
Vacuum release / venting,
too slow.
• Suction filter system plugged. • Have filter cleaned or changed (Sec. 6.3).
• Silencer plugged. • Replace the silencer. (Sec. 6.6).
•
Connect filter pressure regulator in series.
• Solenoid valve fault. • Have the device repaired.
No vacuum being gener -
ated.
• Bowl detection pin sticking. • Clean area around pin.
• Have the device repaired.
Permanent venting noise.
• Solenoid valve fault. • Have the device repaired.
• Bowl detection pin sticking. • Clean area around pin.
• Have the device repaired.
EN