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en
46
Problem solving guide
Many malfunctions and faults that can occur in daily operation can be easily
remedied. Time and money will be saved because a service call will not be
needed.
The following guide may help you to find the reason for a malfunction or a fault,
and to correct it.
Problem Cause and remedy
The vacuum cleaner
switches off automatic-
ally.
A temperature limiter switches the vacuum cleaner off
automatically when it gets too hot. This can occur
when the airways are blocked by bulky objects.
Switch the vacuum cleaner off immediately using
the On/Off foot control . Disconnect from the
electricity supply. Switch off at the wall socket and
unplug it.
After removing the cause, wait for approximately 20 -
30 minutes to allow the vacuum cleaner to cool down.
It can then be switched on again.
The ComfortClean but-
ton is lit up yellow.
The vacuum cleaner is running an automatic cleaning
process which you can hear running.
Wait for approx.20seconds until this cleaning
process has finished.
The ComfortClean but-
ton is lit up red.
The vacuum cleaner
has switched to the
lowest power setting.
The dust container is full.
Empty the dust container.
The pre-filter is dirty.
Clean the pre-filter (see "Fault resolution - Clean-
ing the pre-filter").
The fine dust filter is dirty.
Clean the fine dust filter at the next available op-
portunity (see "Fault resolution - Cleaning the fine
dust filter manually").
Cleaning power is re-
duced.
The pre-filter is dirty.
Clean the pre-filter (see "Fault resolution - Clean-
ing the pre-filter").
The fine dust container is full.
Empty and clean the fine dust container at the
next available opportunity (see "Fault resolution -
Cleaning the fine dust filter manually").
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