Summer mode
Fireplace mode
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In summer mode, the supply air fan is stopped so that only the extract air fan is operating. In
this case, the fresh air supply is ensured by opening windows, doors, etc.
INFORMATION
The summer mode is automatically deactivated once the outdoor temperature drops
below 14 °C .
Pressing and holding the bypass button for five seconds will activate/deactivate the summer
mode.
When the summer mode is activated, this will be indicated by the corresponding LED flas-
hing.
The fireplace mode can be activated when you light a fire in the fireplace. The unit will then
generate excess pressure for seven minutes to prevent the formation of smoke in the living
room. If the fireplace mode is not deactivated manually, it switches off automatically after
seven minutes.
INFORMATION
The fireplace mode is only activated once the supply air temperature is above 9 °C .
Pressing and holding the fan speed button for five seconds will activate/deactivate the fire-
place mode.
When the fireplace mode is activated, this will be indicated by one of the three fan speed
LEDs flashing.
Operation: Temporary operating modes (override)
USER MANUAL