Sabiana Carisma Whisper CFF-ECM Instructions Pour L'installation, L'utilisation Et La Maintenance page 31

2.7
2.8
2.9
For a correct operation of the unit CFF-ECM don't
connect any duct on the return side and respect the
minimum suggested dimension of the air intake grid.
In the MV versions it is possible to direct the air flow
by changing the inclination of the grid, as shown in
the illustration.
2.10 Discharge
orientation
grid - air flow
31
EN