Ardo medical AG Gewerbestrasse 19 6314 Unterägeri Switzerland Hydrophobic Bacterial Filter for all ARDO suction pumps • Double Function The filter closes in case of overflow or foam building and protects the inside of the pump. The efficient bacterial filter has a retension of 99.99946 % given a particle size of 0.33 μ. • Exchange of Filter Change the filter in case of discoloration or overflow so that the suction efficiency of the pump is guaranteed. The filter must be changed at least once a month. • Foot Operated Vacuum Regulator If the foot operated vacuum regulator is used, it must be installed between the filter and the pump. • Filter Test Disconnect tubing from the filter. Put the vacuum regulator on maximum and switch on the pump. If the manometer indicates more than 0.1 bar (10 kPa), exchange th