Renfert Twister Mode D'emploi page 30

8. Troubleshooting
8.1 Twister (No. 1826)
Error
ON/OFF switch
fails to work.
Motor fails to
start.
No, or insufficient
vacuum (not in
the green range
on the scale).
Vacuum release /
venting, too slow.
Vacuum pump
doesn't start.
The vacuum pump
switches on and
off intermittently
during the mixing
process.
8.2 Twister venturi (No. 1827)
Error
ON/OFF switch
fails to work.
Motor fails to
start.
No, or insufficient
vacuum.
EN
Cause
• Power not connected.
• Device fuse blown.
• Motor fault.
• Suction filter system
plugged.
• Seal surfaces dirty.
• Solenoid valve fault.
• Vacuum pump fault.
• Suction filter system
plugged.
• Solenoid valve fault.
• Bowl detection pin stick-
ing.
• At <100% vacuum, the
vacuum pump will switch
off once the set vacuum
has been reached.
Cause
• Power not connected.
• Device fuse blown.
• Motor fault.
• Compressor switched
off.
• Operating pressure too
low or too high.
• Compressed air hose
not connected, leaky or
bent.
• Air hose too long.
• Square are of air hose
too small.
• Suction filter system
plugged.
• Check the power supply.
• Replace the fuse (Sec. 3.4).
• Have the device repaired.
• Have filter cleaned or changed
(Sec. 3.3).
• Clean the seal surfaces (Sec. 3.2).
• Have the device repaired.
• Have the device repaired.
• Have filter cleaned or changed
(Sec. 3.3).
• Have the device repaired.
• Clean area around pin.
• Have the device repaired.
• 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.
• Check the power supply.
• Replace the fuse (Sec. 3.4).
• Have the device repaired.
• Switch the compressor on.
• Check dynamic operating pressure
(see technical data, Sec. G.2).
• Switch off other consumers.
• Check the hose.
• Maximum length 2 m.
• Minimum inner diameter 4 mm.
• Have filter cleaned or changed
(Sec. 3.3).
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Solution
Solution