User manual PHILIPS HD4634

[. . . ] ⷠUnless a specific reference is made, these instructions apply to types HD 4634, HD 4637, HD 4637/3, HD 4637/6 and HD 4637/9. ⷠThis kettle has a safety cut-out which protects it against overheating due to operation with insufficient water. If the kettle ever runs dry, switch it off and allow 10 minutes to cool down, then refill with cold water. Place the base unit of the kettle on a cool and firm, level surface. [. . . ] How to use the kettle Filling - The kettle must not be filled when placed on the base unit. Do not forget to close the lid after filling (fig. Do not fill the kettle with less than 0. 3 Iitre to prevent the kettle from running dry while operating. Do not fill the kettle with more than 1. 2 litre to prevent water being ejected from the spout while boiling. 1 Litre indicator (types HD 4637 and HD 4637/6) The indicator will turn orange when the kettle is filled with one litre of water (or more) (fig. Switching off - The kettle will switch off automatically once the water boils (fig. 7a) - You can switch the kettle off manually at any time (fig. Some time after switching off, a click may be heard. - You can switch the kettle on again after letting it cool down for at least half a minute. cleaning · Disconnect the base unit from the mains before cleaning. ⷠThe outside of the appliance can be cleaned by simply wiping with a cloth moistened with soapy water. Filterline scale filter (types HD 4637, HD 4637/3, HD 4637/6 and HD 4637/9) Limescale deposit Limescale is a harmless deposit which is naturally formed when hard water is heated. The amount of scale deposit (and thus the need to descale your kettle) largely depends on the hardness of the tapwater in your area and the frequency with which you use your kettle. Limescale is not harmful to your health, but it gives a powdery taste to your beverage. The "Filterline" scale filter (E) is designed to prevent scale particles from being poured into your beverage by trapping them within the kettle. the scale filter is removable to enable cleaning and replacement. [. . . ] Descaling your kettle Excess limescale will shorten the life of the heating element and may cause your kettle to start functioning improperly. To ensure a continuous high level of performance and to prevent the appliance from being affected by limescale, we advise you to descale your kettle regularly. How often you need to descale your kettle depends on the hardness of the water in your area and the frequency with which you use the appliance. Follow the manufacturer's instructions, if you descale with a proprietary descaling agent. [. . . ]