11ENINSTALLATION, USE AND MAINTENANCE MANUAL2.INSTALLATIONATTENTION: The entire system must be installed by qualified personnelin full compliance with standards of workmanship and with applicablestandards and regulations.2.1 Choice of installation position for main vacuum unit2.2 Dimensions and technical data chartHeightDiameter900001000919210709000010009192107010800010009921070Model >>A minimumBCDmmmmmmmmmmmmmmmmEC30 T40A recommendedoutletinletThe choice of installation position must be based on these criteria:• The main vacuum unit must be installed indoor in well ventilated rooms, preferably in a service roomon the lowest floor of the building, like garage and technical service room. External places are allowed,provided that the vacuum unit is always protected from inclement weather.• The selected position must have a clear space around the main vacuum unit and well lit so as to makeeasy maintenance and repair• Install a 20 V SHUKO power supply socket.• The wall mounts must allow the installation of the main vacuum unit off the ground at varying heightsdepending on the model as shown in the diagram below.• The main vacuum unit must not be installed in rooms where:- There is a source of heat in the immediate vicinity- The temperature can reach values lower than ° C and above ° C- The humidity is very high or flooding may occur- Flammable or explosive products are stored or handled.• The installation position must permit the fitting of air expulsion pipes no longer than metres withpipes diam. 0 mm. After this distance, pipes diam. mm must be used.C40