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Idiomas disponibles
Idiomas disponibles
7.3. FILTER INSTALLATION
The heat recovery is supplied with mounted fi lters.
On the extract air side, it is possible to install two fi lters in one fi lter holder, to create the desired com-
bination: G4+F7, F7+F9, M5+F7, etc...
To mount an additional fi lter, follow this procedure:
Installation two fi lters
1. Loosen the two sets of fi lter support brackets.
2. Remove the fi lter holder.
3. Fit the second fi lter ensuring that the direction of air is
correct (indicated in the frame of the fi lter).
4. Ensure that the fi rst fi lter the air passes is the lower
grade of fi ltration.
5. Once both fi lters have been through fi tted place the fi l-
ter supports symmetrically and tighten the 4 brackets.
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