57
ENGLISH
Replacement fi lters are delivered in a plastic bag for extra protection. Remove the bag before installing
the fi lter into the unit.
Before installing the fi lter make sure that the airfl ow direction is correct. (indicated by an arrow in the
fi lter).
Filters parts table
Heat recovery
model
Ø
(mm)
AFR-HE (Accessory fi lters and spare part for CADB/T-HE)
AFR-HE G4 AFR-HE M5 AFR-HE F7 AFR-HE F9
CADB-HE D/DI/DC 04 200 AFR-HE 200/04 G4 AFR-HE 200/04 M5 AFR-HE 200/04 F7 AFR-HE 200/04 F9
CADB-HE D/DI/DC 08 250 AFR-HE 250/08 G4 AFR-HE 250/08 M5 AFR-HE 250/08 F7 AFR-HE 250/08 F9
CADB-HE D/DI/DC 12 315 AFR-HE 315/12 G4 AFR-HE 315/12 M5 AFR-HE 315/12 F7 AFR-HE 315/12 F9
CADB-HE D/DI/DC 16 315 AFR-HE 315/16 G4 AFR-HE 315/16 M5 AFR-HE 315/16 F7 AFR-HE 315/16 F9
CADB/T-HE D/DI/DC 21 400 AFR-HE 400/21 G4 AFR-HE 400/21 M5 AFR-HE 400/21 F7 AFR-HE 400/21 F9
CADT-HE D/DI/DC 33 400 AFR-HE 400/33 G4 AFR-HE 400/33 M5 AFR-HE 400/33 F7 AFR-HE 400/33 F9
CADB/T-HE D/DI/DC 40 450 AFR-HE 450/40 G4 AFR-HE 450/40 M5 AFR-HE 450/40 F7 AFR-HE 450/40 F9
CADB/T-HE D/DI/DC 54 500 AFR-HE 500/54 G4 AFR-HE 500/54 M5 AFR-HE 500/54 F7 AFR-HE 500/54 F9
21.2. FILTER INSTALLATION
The heat recovery is supplied with mounted fi lters.
Low pressure F7 fi lter for supply air and M5 for extract
air. Possibility of mounting a second fi lter as accessory.
Installation additional fi lter:
1. Loosen the two sets of fi lter support brackets (A).
2. Remove the fi lter holder (B).
3. Fit the second fi lter (C) 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 lter supports (B) symmetrically and tighten the 4
brackets (A).
A
A
C
A
A
A
A
A
A
B
B
B
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