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Register your product and get support at
www.philips.com/welcome
AC4072
AC4074
User manual
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3 1 K A 15 23 4 67 8 B L C D E M N O P F G H 9 I 10 J
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4 EnGlIsh Introduction Congratulations on your purchase and welcome to Philips! To fully benefit from the support that Philips offers, register your product at www.philips. com/welcome. With this new living room air purifier you breathe cleaner air. For the best results, place the living room air purifier in a room where you spend most of your time, e.g. the living room. Wherever there are people, plants or pets, there are airborne particles that can affect your well-being, especially if you
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EnGlIsh 5 K Control panel 1 Light sensor for night mode 2 AIR QUALITY on/off button with light 3 Power on/off button 4 SILENT button with light 5 Power-on light 6 FAN SPEED button with light 7 AUTO button with light 8 Fan speed lights (1, 2, 3 and boost power)/filter replacement lights 9 FAN SPEED indications 10 REPLACE FILTER indications L Filter 4: HEPA filter M Filter 3: activated carbon filter N Filter 2: formaldehyde filter (supplied with AC4074) or multi-care filter (supplied with A
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6 EnGlIsh and knowledge, unless they have been given supervision or instruction concerning use of the appliance by a person responsible for their safety. - Children should be supervised to ensure that they do not play with the appliance. - Do not block the air inlet and outlet, e.g. by placing items on the air outlet or in front of the air inlet. Caution - This appliance is not a substitute for proper ventilation, regular vacuum cleaning or use of an extractor hood or fan while cooking. -
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EnGlIsh 7 - Do not insert your fingers or objects into the air outlet. - Do not use this appliance when you have used indoor smoke-type insect repellents or in places with oily residues, burning incense or chemical fumes. - Do not use the appliance near gas appliances, heating devices or fireplaces. - Always unplug the appliance after use and before you clean it. - Do not use the appliance in a room with major temperature changes, as this may cause condensation inside the appliance. -
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8 EnGlIsh 1 Place y our fingers in the r ecesse s o f the side panels and gentl y pull the top par t of the fr ont panel to war ds y ou. Then lift the hooks at the bottom of the panel out of the bottom of the a ppliance . 2 Remo v e all the filters fr om the a ppliance . 3 Remo v e all packaging material fr om the filters. 4 Put filter 4 (HEP A filter) back into the a ppliance . Note: Make sure that the side with the tag is pointing towards you. 5 Put filter 3 (activate
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EnGlIsh 9 6 Put filter 2 (f ormaldeh yde filter f or A C4074 or m ulti-car e filter f or A C4072) back into the a ppliance . Note: Make sure that the side with the tag is pointing towards you. 7 Place filter 1 (pr e-filter) in the a ppliance . Note: Make sure that the side with the two projections is pointing towards you. Note: Make sure that all hooks are properly attached to the appliance. 8 T o r eatta ch the fr ont panel, inser t the bottom hooks into the botto m of
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10 EnGlIsh , The air quality light ring sho ws the quality of the air . Air quality indication Colour Air quality Blue very good Deep purple good Purple fair Red bad To switch off the air quality light ring, press the AIR QUALITY button. Note: The air quality light ring automatically goes on when the appliance is switched on. , The a ppliance automaticall y star ts operating in the A UT O mode . To switch off the appliance, press and hold the on/off button again until the power-on light goe
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EnGlIsh 11 adjust the sensitivity of the air quality sensor. When it is set to a higher sensitivity level, the appliance already starts cleaning the air at lower pollution levels to make the air even cleaner. There are 3 sensitivity levels: - standard - sensitive - extra sensitive The pollution sensor is set to standard sensitivity. You can adjust the sensitivity of the air quality sensor in the following way: 1 If the a ppliance is alr eady plugge d in, unplug the a ppliance and wait f
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12 EnGlIsh 2 Pr ess the A UT O button to activ ate the auto mode . Note: When the appliance is operating in another mode and you want to activate the auto mode, simply press the AUTO button. , The A UT O light g oes on. , The F AN SPEED light indicates at which fan speed the a ppliance is operating. Note: When the air quality is very good and the appliance operates at a very low fan speed, the FAN SPEED light for the lowest speed setting does not go on. In this case only the power-on
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EnGlIsh 13 , A C4074 onl y: The cor r esponding fan speed light in the fan speed indicator g oes on. Note: Select boost power if you need an extra strong airflow when the air in the room is very dirty. All three fan speed lights go on. silent mode When you use the appliance in silent mode, it operates very quietly. 1 Pr ess and hold the on/off butto n f or 2 seconds to s witch on the a ppliance . 2 Pr ess the SILENT button to act ivate the silent mode . , The SILENT light g oes on
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14 EnGlIsh - Clean the pre-filter when the first filter replacement light flashes to ensure optimal functioning of the appliance. 1 Place y our fingers in the r ecesse s o f the side panels and gentl y pull the top par t of the fr ont panel to war ds y ou. Then lift the hooks at the bottom of the panel out of the bottom of the a ppliance . 2 T o r emo v e the pr e-filter , grab th e tw o pr ojections and pull the filte r to war ds y ou. 3 W ash the pr e-filter under a run ning
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EnGlIsh 15 Air quality sensor Clean the air quality sensor every 2 months for optimal functioning of the appliance. Clean it more frequently if you use the appliance in a dusty environment. Note: When the humidity level in the room is very high, it is possible that condensation develops on the air quality sensor. As a result, the AIR QUALITY light on the control panel and the air quality light ring may indicate that the air quality is bad even though the air quality is good. In this case y
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16 EnGlIsh - Filter replacement light 1 flashes: filter 1 (the pre-filter) has to be cleaned. See chapter ‘Cleaning’ for further instructions. - Filter replacement light 2 flashes: filter 2 (the formaldehyde filter (supplied with AC4074) or multi-care filter (supplied with AC4072)) has to be replaced. - Filter replacement light 3/4 flashes: the activated carbon filter and the HEPA filter have to be replaced. Note: The HEPA filter and the activated carbon filter have a similar lifetime. The
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EnGlIsh 17 Replacing the filters Tip: Place the appliance against a wall for more stability when you remove or insert filters. 1 Switch off the a ppliance and unp lug it. 2 Place y our fingers in the r ecesse s o f the side panels and gentl y pull the top par t of the fr ont panel to war ds y ou. Then lift the hooks at the bottom of the panel out of the bottom of the a ppliance . 3 T o r emo v e filter 1 (pr e-filter), grab the tw o pr ojections and pull the filter to war ds y
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18 EnGlIsh 8 Put filter 4 (HEP A filter) back into the a ppliance . Note: Make sure that the side with the tag is pointing towards you. 9 Put filter 3 (activated carbon filt er) back into the a ppliance . 10 Put filter 2 (f ormaldeh yde filter f or A C4074 or m ulti-car e filter f or A C4072) back into the a ppliance . Note: Make sure that the side with the tag is pointing towards you. 11 Put filter 1 (pr e-filter) back into the a ppliance . Note: Make sure that the side with the
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EnGlIsh 19 14 Pr ess the filter r eset button with a thin tool. Note: You do not need to press the filter reset button after cleaning filter 1 (pre-filter). Note: You cannot reset the appliance when you replace a filter before its filter replacement light starts flashing. Note: You cannot reset the appliance if it is not plugged in and switched on. storage 1 T o st or e the mains cor d, wind it r ound the cor d storage facility at the bottom of the a ppliance . Accessories New fil
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20 EnGlIsh Pr oblem P ossible solution The appliance doesn’t You ignored the filter replacement alerts. You did not replace the filter work. when the filter replacement light started flashing and did not respond when the appliance started to beep every 30 minutes after approx. 2 weeks. As a result, the appliance is now locked and you have to replace the filter and reset the appliance (see chapter ‘Filter replacement’) so that the appliance can operate again. No air comes out of the The appl
