15© Vallox Oy - All rights reservedINTRODUCTIONSTARTING UP AND SHUTTING DOWN THE UNITUnit softwareWe recommend that the latest software version be alwaysused. Check and download the latest version athttp://www.vallox.com or at cloud.vallox.com either before orimmediately after startup.The current software version of the ventilation unit is shownon the control panel display when the unit is connected tothe mains or factory settings are restored. Alternatively, thecurrent software version can be checked from the Diagnosticsdisplay of the Maintenance menu.Download the software into the unit using the USB Micro-Bport of the control panel.Starting the unitIf you are starting the ventilation unit for the first time or aftera maintenance procedure, first connect it to the mains. Thiswill start the unit. During start-up, the diagnostics displayappears for a few seconds. Once the download is complete,a profile display opens showing the latest saved status of theunit.If the ventilation unit was turned off from the control panel(see Turning the unit off), you can start it by pressing anycontrol panel button.Turning the unit offTo turn the ventilation unit off:1. Select Turn unit off using the arrow buttons.2. Select OK.3. Press OK to confirm the selection. The ventilation unithas now been turned off.IMPORTANTIt is recommended that the ventilation be kept turned onwithout disruptions.NOTEThe first starting of the unit maytake a while, because of thesoftware version check.