11
NORDIC S2
4.2. CHANGING THE FILTERS
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indoor air quality it is important to change them when
they are dirty.
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the degree of contamination of the air where they are
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at least once a year, preferably in the autumn (after
the pollen season). In areas with a lot of dust and
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spring and autumn.
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• Reduced performance of the unit
• The unit becoming dirty
• Humidity damage
• Reduced indoor air quality
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1. Press the outer part of the cover inwards and move
to the side.
2. Pull out the cover.
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Change both filters (supply air and
exhaust air) at the same time.
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