DeLonghi DK100 Owner Manual - Page 7

1minerals form a thin film on the walls, element and on the surface of the water. The water may look like it has white colored pieces of plastic floating on the surface. On traditional kettle elements, scale forms a hard white "crust" which adversely affects performance and reduces the life of the element. As soon as you notice a film forming on the water, or, when cleaning the filter, if you notice a film on the walls or the element, simply rinse the kettle and wipe it out. Scale filter Your kettle is fitted with a scale filter to prevent loose particles of scale being poured into your beverage. This filter is both removable and washable. The frequency with which you will need to clean any scale deposits from your filter will depend on the hardness of water in your area and how often you use the kettle. You should remove and clean the water filter when you notice any deposits being left on the filter or if the pouring efficiency is impaired. Removing the scale filter • Allow the kettle to cool down fully. • Disconnect the appliance from the mains electrical supply, • Make sure that your hands are clean and free from soap, cream or anything which might taint the water. • Empty the kettle and remove the filter as follows (fig. 1) • Remove the filter. • Rinse under a tap while brushing with a soft brush (fig. 2). • Replace the filter (fig. 3). Removing the scale filter • Allow the kettle to cool down fully, • Disconnect the appliance from the mains electrical supply. • Make sure that your hands are clean and free from soap, cream or anything which may taint the water. • Empty the kettle and remove the filter, as indicated below (Fig. 1). • Remove the filter. • Rinse under running water, while brushing with a soft brush (Fig. 2), • Replace the filter (Fig. 3). Cleaning, removing the scale The appliance must be cleaned and the scale removed regularly, in order to maintain correct operation. • Use a suitable scale-remover, for example citric acid crystals, The citric acid crystals should be used as follows: • Pour into kettle about 50 gr. or 2 oz. of citric acid cristal (found in most drugstores), and then fill with water up to the max level indicated and then boil. Allow the contents to cool, and then rinse thoroughly. • Do not use higher concentration solutions. If scale needs to be removed from the filter, take the filter out and immerse it in the same citric acid solution. • Make sure the electrical parts are completely dry before operating the kettle. 7