damage. ØBy moving the variable power control, the suction power can be adjusted. MAINTENANCE REMOVING THE CONTENTS OF THE DUST CONTAINERNever operate the cleaner without the dust container installed. The dust container must be emptied if the window of the dust container indicator changes into red when the cleaner is operating at maximumpower and the nozzle is raised from the floor. Never open the top cover with the hose connected to the cleaner. ØOpen the top cover (fig. 19). ØRemove the dust container from the cleaner (fig. 20). ØRemove the filter set from the dust container by taking it in the way indicated in the icon (fig. 21). ØRemove the contents of the dust container (fig. 22). ØPut the filter set back into the dust container (fig. 21). ØPut the dust container back into the cleaner (fig. 20). ØClose the top cover (fig. 19). PC72xx_mediterran_press.qxp 2005.05.25. 13:42 Page 11– 4 – CLEANING THE FILTERS Filters should be replaced at least twice a year or when they become visibly soiled. Always operate the cleaner with filters installed to avoid reduced suction. Disconnect from electrical outlet before changing the filters. Cleaning the cartridge filter Always operate the cleaner with the cartridge filter installed. ØOpen the top cover (fig. 19). ØRemove the dust container from the cleaner (fig. 20). ØRemove the filter set from the dust container by taking it as indicated in the icon (fig. 21). ØRemove the cartridge filter by turning it counter - clockwise (A) and pull it out (B) as indicated in the icon (fig. 23). ØRinse it under tap water (fig. 24). ØAir dry for approximately 24 hours, to ensure it is completely dry before reusing. Avoid direct sunlight and extreme drying circumstances (hair-dryer,etc.)(fig.25). ØInsert the cartridge...