70
Removing the filter boxes from the unit
Fig. 53
A
Extract air filter box
B
Outdoor air filter box
Cleaning the filters and replacing if required
Note
If you use a fine filter: before removing the filter from
the filter box, make a note of which is the top and
which is the bottom. If necessary, mark the position on
the filter box with a pen.
Fig. 54
Inserting the filter boxes into the unit
Fig. 55
A
Extract air filter
B
Outdoor air filter
Maintenance
Cleaning or replacing filters (cont.)
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