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3.4 The closing mechanism of Sonair F
+
The supply of outdoor air can be controlled by the closing mechanism. On
the side of your Sonair you can see the position of the air inlet by looking at
the position of the knob. When the knob is at the top, the air inlet is open and
your Sonair sucks in outdoor air. When the knob is at the bottom, the air inlet
is closed. In the intermediate positions the amount of outdoor air entering the
room can be controlled.
3.5 The closing mechanism/recirculation knob of Sonair A
+
The mixture of outdoor air and indoor air which is blown through the filter can
be controlled using the knob on the side of your Sonair. On the side of your
Sonair you can see the position of the air inlet. When the knob is at the top,
the air inlet is open and your Sonair sucks in outdoor air only. When the knob
is at the bottom, the air inlet is closed and your Sonair sucks in indoor air only.
You can control the ratio of outdoor and indoor air by adjusting the height of
the knob.
Recirculation
opening
Position of the
knob
Opening of the
air inlet
Position of the
knob
Opening of the
air inlet
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