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Problem
The operating noise is
changing during vacu-
uming.
The electrobrush
switches itself off.
The roller brush is not
rotating.
60
Cause and remedy
Clean the electrobrush (see "Cleaning and care" –
"Cleaning the electrobrush" and "Removing the
roller brush from the electrobrush").
The airways are blocked.
Clean all the airways.
The fine dust filter is worn.
Insert a new fine dust filter.
The airways are soiled.
Clean all the airways.
The electrobrush power rating is automatically set to
the optimum level based on the type of flooring.
The noise is not unusual – the vacuum cleaner is
functioning normally.
The electrobrush is overloaded – this can happen on
surfaces like deep-pile carpet.
Switch the vacuum cleaner off and on again. Use
the On/Off switch on the handle to do this.
The roller brush is dirty.
Clean the roller brush (see "Cleaning and care" –
"Cleaning the electrobrush" and "Removing the
roller brush from the electrobrush").
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