Troubleshooting How to prepare my Saeco AquaClean Water filter for use. Your Saeco AquaClean Calc and Water filter gives you significant descaling benefits. Just follow these simple steps. Preparing your Saeco Water filter for use Remove the filter cartridge from its packaging. Shake it for about 5 seconds. Immerse the filter cartridge upside down in a jug with cold water and wait until no more air bubbles come out. Play Pause You need Flash to see video. Click here to download it.