The flooring detection function is activated at every power level on cordless stick vacuum cleaners.
The noise is not unusual – the vacuum cleaner is functioning normally.
The operating noise of the vacuum cleaner changes during vacuuming (cordless stick vacuum cleaner).
The noise is not unusual – the vacuum cleaner is functioning normally.
Clean all the airways.
Disconnect the electrobrush/handheld brush from the vacuum cleaner and disconnect the PowerUnit and, where applicable, the handle from the suction wand.
Remove soiling from the suction wand and the electrobrush/handheld brush.