8 - ENSetting the ventilation levelsThe ventilation level can also be setmanually by setting this higher or lower.A total of 4 ventilation volumes/levels canbe set. These are:■ Setting A ¨ Absent.- Use when house isunoccupied.At level A, the house is ventilatedusing the minimum prescribedventilation volume.■ Setting 1 Low.- Use for low ventilationrequirements.■ Setting 2 Medium.- Use for normalventilationrequirements.■ Setting 3 High.- Use when cooking,showering and whenextra ventilation isrequired.■ Timer Temporary high setting- Use this position duringcooking, showering andwhen extra ventilationis briefly required.The ComfoAir will switch to thehighest ventilation position set inthe house unless overruled by anautomated software programme.Setting ventilation levels:1. Press to increase the ventilationlevel.2. Press to decrease the ventilationlevel.During manual ventilation, the CC Easewill not display “AUTO”, but “MANUAL”.3. Press to return to automaticventilation.2.4 Temporarily activating high setting1. Press longer than 2 seconds.- Wait until “3t” is displayed.Once the programmed time delay iscomplete, the ComfoAir automaticallyswitches back to the former ventilationsetting.