DESCALE BEFOREACTIVATING FILTER- The display tells you that you need to descale the machine beforeactivating the new filter.2 Press the OK button to start the descaling procedure. See chapter'Descaling procedure'.- Press the ESC button several times to leave the filter menu if you donot want to descale right away.3 At the end of the descaling procedure, the display asks you if you wantto install the AquaClean filter.- Follow the steps in 'Replacing the AquaClean filter'.Measuring the water hardnessTo be able to adjust the machine settings to the water in your region, pleasemeasure the water hardness with the water hardness strip supplied.1 Immerse the water hardness test strip (supplied with the machine) in tapwater for 1 second.2 Remove the water hardness strip and and wait for 1 minute.1 23 43 Check how many squares have changed into the red colour and checkthe water hardness in below table.numbers of red squares value to be set water hardness1 1 very soft water2 2 soft water3 3 hard water4 4 very hard waterSetting the water hardness1 To set the water hardness, press the MENU button, select menu andscroll to select WATER HARDNESS.15English