Troubleshooting table
Page EN-16
Malfunctions can occur in all electrical appliances. This does not necessarily mean there is a
defect in the appliance. For this reason, check the tables to see if you can correct the malfunction.
WARNING
Risk of electric shock in case of improper repair!
■
Never try to repair the appliance yourself. You can put your own and future users’
lives in danger. Only authorised specialists are allowed to carry out this repair work.
Problem
Possible cause
Solutions, tips
Appliance is not
working.
The power button (7) has not
been pressed.
Switch the appliance on.
Mains plug is loose.
Check that the mains plug is firmly
inserted into the socket.
The socket is defective.
Try the appliance with a different socket.
Check fuses and/or circuit breakers.
The motor is defective.
Contact our service department, (see
„Service“ on page EN-17).
No purification
effect, odours are
not adequately
removed.
Appliance is poorly positioned
or air exchange is obstructed.
Find another location or remove
obstacles.
The filters haven’t been
cleaned/changed for a long
time.
Clean or replace filter (see “Cleaning the
filters” on page EN-13).
The (new) filter is still in the
packaging film.
Remove the filter and remove the
packaging film. Then insert the filter
again (see “Remove filter packing” on
page EN-10).
The PM2.5
pollution display
does not change.
The appliance is placed in
a position where the sensor
cannot adequately measure
the air quality.
Select another location.
The PM2.5 sensor filter (14) is
dirty.
Clean the PM2.5 sensor filter (see
page EN-14).
The Filter Change
Reminder
LED (12) does
not go out after
changing the filter.
No reset has been carried out. Carry out a reset after the filter change
(see page EN-11).
Troubleshooting table
