External filter

Parameters: External filter

Setting value: No / Yes

Parameters: Filter service life, external filter

Setting value: 3 ... 6 ... 18 months

Parameters: Filter change, external filter

Setting value: No / Yes

External filter “yes” activates the filter change indicator for an outside air filter upstream of the ventilation unit. If the filter is changed prematurely, the filter change must be confirmed. This is done by selecting “yes” under Filter change, external filter. The filter service life is reset.