[. . . ] ⷠThe versatile design of the air cleaner offers a choice between two different operating positions (fig. With your Philips Air Cleaner HR 4366 or HR 4368 you can effectively improve the quality of the air you breathe at home and in the office. It significantly reduces indoor air pollution caused by pollen, dust, bacteria, viruses, fungi, moulds, yeasts and smoke as well as many household odours and smells from outside (e. [. . . ] When comparing air cleaners, you will see that many terms are used by manufacturers to show how effective their products are. the measure that indicates best the effectiveness of an air cleaner as a whole is the Clean Air Delivery Rate (CADR). In general, an air cleaner with a higher CADR will remove airborne particles faster from a room of a particular size than one with a lower CADR. The CADR's of the HR 4366 for tobacco smoke, dust and pollen are 46, 54 and 79 m3/h. HEPA/carbon filter HEPA filter This (white) filter is made from glass fibres closely matted together to prevent particles from passing through. Active carbon is the only material that effectively adsorbs household odours like tobacco smoke, pet and cooking odours. Read these instructions in conjunction with the illustrations before using the appliance. How to use · The power "on" Indicator (E) will light up to indicate that the air cleaner is working (fig. 3 = high quiet air cleaning high-speed air cleaning quiet air cleaning quiet continuous air cleaning high-speed air cleaning For quick air cleaning, set the speed control to the high-speed setting. After approximately half an hour, set the switch to a lower speed setting. ⷠTo maintain clean, fresh air in your room all the time, it is best to run the appliance continuously at the low or normal setting. How to remove the filters - Set the speed selector to position O ("off"). - Remove the foam prefilter by gently lifting it along the bottom edge and pulling it away from the side panel. - To remove the HEPA/carbon filter, hold the filter by its frame and pull it straight out (fig. [. . . ] - To remove the HEPA/carbon filter, hold the filter by its frame and pull it straight out (fig. How to clean the filters - Wash the foam prefilter thoroughly in cold tap water to remove dirt and odour (fig. (Type HR 4368: clean the foam prefilters on both sides of the appliance). [. . . ]