Contents 9 Guarantee and service Important Order parts or accessories Safety 10 Notices 2 Your combi air purifier and Electromagnetic fields (EMF) humidifier Recycling 3 Getting started Install filters Prepare for humidification 4 Using the appliance Understand the air quality light Switch on and off the appliance Change the working mode Change the fan speed...
If the power cord is • Do not let water or any • damaged, you must have other liquid or flammable it replaced by Philips, a detergent enter the service center authorized appliance to avoid electric by Philips, or similarly shock and/or a fire qualified persons in order hazard.
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Only use the original • If the power socket used • Philips filters specially to power the appliance intended for this has poor connections, appliance. Do not use any the plug of the appliance other filters.
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Do not use this appliance disuse. If the filters are • when you have used very dirty, replace them indoor smoke-type insect (see the chapter ‘Replace repellents or in places the filters’). with oily residues, burning The appliance is only •...
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If you do not use the • humidification function for a long time, clean the water tank and humidification filter tray. Dry the humidification filter. If you need to move the • appliance, disconnect the appliance from the power supply first. Then empty the water tank.
2 Your combi air purifier and humidifier 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. Philips VitaShield IPS technology and NanoCloud technology ensures you "Healthy air always".
3 Getting started To remove the pre-filter, press the two clips down and pull the filter towards you. Install filters The appliance comes with all filters fitted inside. Remove the packaging of the filters before you can use the appliance. Remove all filters, unpack them, and place them back into the appliance described as follows: Remove filter 2 from the appliance.
Put the unpacked filter 2 back into Prepare for the appliance. humidification Remove all packaging materials of the humidification filter. AC4080 AC4081 Put the pre-filter back into the appliance. Pull out the water tank from the side of the appliance. AC4080 AC4081 Note...
4 Using the Note appliance • When pouring water into the water tank, make sure not to exceed the MAX water level indication. Put the humidification filter into the Understand the air water tank. quality light Color of the air Air quality level quality light Blue...
Press to switch on the appliance. Note » The PURIFY and HUMIDIFY lights are on. • After the appliance is switched off by the on/off button , if the plug is still in the power socket, the appliance will resume working based on the last settings when it is switched on again.
Fan speed light Sensitivity level Set the sensitivity of the air standard quality sensor sensitive extra sensitive This appliance allows you to adjust the sensitivity of the air quality sensor. Press the fan speed button There are three sensitivity levels: adjust the sensitivity level of the air •...
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• AUTO and one of the fan speed Note indicators light up • Fan speed is available for AC4081 only. • In Manual mode, when the air quality reaches the target (air purification only mode), or when the air quality and humidity reach the target simultaneously (combi mode), the appliance will continue to work with the selected fan...
Set the timer Set the humidity level With the timer function, you can let the Note appliance operate for a set number of • hours. When the set time has elapsed, Make sure that the water tank is filled with water when you want to use the the appliance automatically switches humidification function (see the chapter off.
Set the child lock Water level The water level in the water tank is Note visible through the water level window on the side of the appliance. When • Child lock is only applicable for AC4081. there is not enough water in the water •...
5 Cleaning Clean the body of the appliance Regularly clean the inside and outside Note of the appliance to prevent dust from • Always unplug the appliance before you collecting. clean it. Wipe away dust with a soft dry cloth •...
Remove the cover of the air quality Clean the water tank and sensor. humidification filter Clean the water tank and humidification filter every week to keep them hygienic. Pull the water tank from the side of the appliance. Clean the sensor, the dust inlet and the dust outlet with a lightly moistened cotton swab.
Put the humidification filter back Note into the water tank. • Do not scrub the humidification filter, nor place it under direct sunlight. Unfasten the locks on the edge of the water tank lid, and remove it from the water tank. Put the water tank back into the appliance.
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Note Note • • Only the pre-filter and humidification White vinegar has 5% acetic acid. • If there are white deposits (limescale) on filter are washable. Filter 2 is not the filter, make sure that the side with washable. • Filter light goes on approximately the white deposits is immersed in the...
6 Replacing the Replace filter 2 when the filter light starts flashing. filters Understand the healthy air protect lock This appliance is equipped with the healthy air protect lock to make sure that the filters are in optimal condition Remove the filters using the tag on when the appliance is operating.
Put the new filter 2 into the Remove all packaging material from appliance. the new humidification filter. AC4080 AC4081 After the pre-filter is put back in Put the new humidification filter in the appliance, reset the filter 2 the water tank. lifetime counter.
7 Resetting the filter lifetime counter When you replace the filters, it is important that you also reset the filter lifetime counter afterwards. This allows the appliance to be in sync with the filter lifetime. Press and hold the reset button for 3 seconds, the filter light goes out, and the appliance resumes work automatically in the default...
8 Troubleshooting This chapter summarizes the most common problems you could encounter with the appliance. If you are unable to solve the problem with the information below, contact the Consumer Care Center in your country. Problem Possible solution The appliance •...
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This is normal. However, if the appliance smell. produces a burnt smell, contact your Philips dealer or an authorized Philips service centre. The appliance may also produce an unpleasant smell when one of the filters is dirty. In this case, clean or replace the filter concerned.
Philips Consumer Care Center in your country (you find its phone number in the worldwide guarantee leaflet). If there is no Consumer Care Centre in your country, go to your local Philips dealer. Order parts or accessories If you have to replace a part or want to purchase an additional part, go to your Philips dealer or visit www.philips.com/...
Philips plays an active role in the development of international EMF and safety standards, enabling Philips to anticipate further developments in standardization for early integration in its products.