Frequently asked questions
Many malfunctions and faults that can occur in daily operation can be easily reme-
died. You can save time and money in many cases, as you do not need to contact
Miele Customer Service.
Information to help you rectify faults yourself can be found at www.miele.com/ser-
vice.
The following tables are designed to help you to find the cause of a malfunction or
a fault and to resolve it.
Risk of injury caused by rotating roller brush.
You can injure yourself on the rotating roller brush.
Switch the vacuum cleaner off before dealing with any problems. Use the On/
Off switch on the Comfort handle to do this.
Problem
The cleaning perfor-
mance is poor.
Cleaning performance
is reduced.
The roller brush is not
rotating.
Possible cause and solution
The dust container is full.
Empty and clean the dust container (see "Mainte-
nance").
The Electrobrush is dirty/blocked.
Clean the Electrobrush (see "Maintenance" –
"Cleaning the Electrobrush" and "Removing the
roller brush from the Electrobrush").
The fine dust filter/pre-filter is soiled.
Run the interim cleaning function for the fine dust
filter (see "Maintenance" – "Activating the Com-
fortClean function").
Clean both filters thoroughly (see "Maintenance" –
"Cleaning the pre-filter and fine dust filter").
The fine dust filter is worn.
Insert a new fine dust filter (HX FSF-2).
The roller brush is dirty.
Clean the roller brush (see "Maintenance" –
"Cleaning the Electrobrush" and "Removing the
roller brush from the Electrobrush").
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