9English“INTENZA+” Water Filter InstallationRemove the small white filter from the water tank and store it in a dry place.Immerse the "INTENZA+" water filter vertically in cold water (with the open-ing positioned upwards) and gently press its sides to let the air bubbles out."INTENZA+" Water FilterWe recommend that you install the “INTENZA+” water filter as this preventslimescale build-up in your machine and preserves a more intense aroma ofyour coffee.The “INTENZA+” water filter can be purchased separately.Water is a crucial part of every coffee, so it is very important to always have itprofessionally filtered. Using the “INTENZA+” water filter will prevent mineraldeposits from building up and improve your water quality.Set the “INTENZA+” water filter according to the measurements performed(see “Measuring the water hardness”) and indicated on the base of the filter:A = soft water – equals 1 or 2 small squaresB = hard water (standard) – equals 3 small squaresC = very hard water – equals 4 small squaresInsert the “INTENZA +” water filter in the empty water tank and push it downto the lowest point.Fill the water tank with running water and put it back into the machine.Dispense all the water in the water tank by using the hot water function (seethe “Dispensing Hot Water” chapter).Then, fill the tank again.1 Press the MENU and the OK buttons to confirm. Scroll until selecting thewater filter. Press the OK button.2 Select ON, then press OK and finally exit from the menu.