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23
Note
If the air purifier is used in a dusty environment, it may need to be cleaned more often.
To clean the sensor, switch o the air purifier and pull the mains plug out of the socket.
Open the cover on the side of the housing, and remove the cover.
Clean the sensor, along with the air inlet and outlet using a moistened cotton bud.
Afterwards, dry all of the cleaned parts using a dry cotton bud.
Attach the fine dust particle sensor cover again.
7.3 Cleaning the housing
Clean the housing of the air purifier with a damp cloth (water or a mild cleaning solution). When cleaning, do
not use any solvents or other aggressive or abrasive cleaning agents, as the surface may become damaged.
7.4 Storage
If you do not plan to use the device for a long period of time, we recommend that you clean it and store it in
the original packaging in a dry environment, ensuring it is not weighed down by additional items.
8. What if there are problems?
Problems Cause Solution
The air purifier will not switch
on.
The housing cover is not cor-
rectly installed.
Ensure that the housing cover is
correctly installed.
The three-layered filter is not
correctly inserted.
Ensure that the three-layered
filter is correctly inserted.
The mains part plug is not
plugged in.
Plug the mains part plug into a
suitable socket.
Insucient passage of air. The filters are dirty. Clean the filters (see “Cleaning
and storage” section).
The air intake/air outlet is
blocked.
Ensure that the air intake/air
outlet is not blocked.
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