Eco mode exhaust air

Eco mode supply air for firmware versions up to 1.2.7 or
when using an RLS T1 WS control unit

Activates the energy-saving summer operation with exhaust air fan. The supply air fan is deactivated. This operating mode can only be selected with the Summer season setting.

Eco mode supply air for firmware versions 1.3.0 and higher

Summer/winter parameter is no longer available.

The ventilation level is manually adjustable. With intermittent ventilation, both fans are run in ventilation level III for a limited period of time.

Ensure that the air can flow in through the opened or tilted window.

If the air is too humid, the excess humidity protection switches to intensive ventilation.

Connected external sensors are not taken into account.

If using this operating mode in combination with a connected air-ventilated fireplace, a differential pressure switch must be installed. Otherwise, operation is not permitted.

Ensure sufficient supply air intake during operation with air-ventilated fireplaces. Open the windows to balance out the air.