3. Initial OperationInstalling thePressure Tank Unit:The installation position must be firm and dry, and permit a securemounting for the pressure tank unit.v Install the Pressure Tank Unit at a safe distance from thepumping medium.The pump must be installed in a location with low air humidity andsufficient ventilation in the area of the ventilation slots. It must beat a distance of at least 5 cm from the walls. No dirt contamination(e. g. sand or earth) may be sucked in through the ventilation slots.Fixed installation of thePressure Tank Unit:312v The Pressure Tank Unit can be screwed with all 4 feet 2 ontoa solid surface 1.Alternatively, spring mounted feet (Art. 1753-00.901.00) for lowvibration and quiet running are available as accessories via theGARDENA Service.Install the pressure tank unit so that there is room to placea suitably sized drainage tray under the drain screw 3 to allowthe unit or system to be drained.If possible, install the unit higher than the surface of the water tobe pumped. If this is not possible, install a vacuum-resistant valvebetween the unit and the suction hose, for example for cleaningthe integrated filter.If the pump is permanently installed indoors for domestic watersupply, the Pressure Tank Unit should not be connected to thedomestic water pipework with rigid pipes but with flexible tubing,to reduce noise and to avoid damage to the pump caused bypressure blows.If the system is being installed permanently, please fit suitablevalves on both the intake and delivery sides. This is importante. g. for maintenance and cleaning work or if the system is beingshut down.The connection pieces on the intake and delivery sides mayonly be tightened by hand.Warning! This unit makes an electromagneticfield while it operates. This field may undersome con ditions interfere with active or pas-sive medical implants. To decrease the risk ofconditions that can possibly injure or kill, werecommend persons with medical implants tospeak with their physician and the medicalimplant manufacturer before operating.Warning! Keep toddlers away when youassemble the unit. Small parts can be easilyswallowed. There is also a risk that the poly-bag can suffocate toddlers.14GB