Philips AC4004, AC4002 user manual Filter maintenance, Filter replacement lock

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English 17

Filter replacement

Filter maintenance

When one of the filters is almost full and has to be cleaned or replaced, the corresponding light or lights (the pre-filter cleaning light or one of the filter replacement lights together with the ‘REPLACE FILTER’ light) start to flash.You then have to clean or replace this filter.

This air purifier is also equipped with the Healthy air protect lock to ensure that the filters are in optimal condition when the appliance is operating. When you do not replace filter 2 (AC4004 only), filter 3 and/or filter 4, the appliance stops operating and the appliance is locked. When the appliance is locked, the filter replacement light of the filter concerned and the ’REPLACE FILTER’ light light up continuously.

Filter cleaning light and filter replacement lights

The filter cleaning light and the filter replacement lights indicate which filter has to be cleaned or replaced.

-Filter cleaning light 1 flashes: you have to clean filter 1 (pre-filter). See chapter ‘Cleaning’ for further instructions.

-Filter replacement light 2 and the ‘REPLACE FILTER’ light flash: filter 2 (multi-care filter, AC4004 only) has to be replaced.

-Filter replacement light 3/4 and the ‘REPLACE FILTER’ light flash: filter 3 (activated carbon filter) and filter 4 (HEPA filter) have to be replaced.

Note: Filter 3 (activated carbon filter) and filter 4 (HEPA filter) have a similar lifetime.Therefore they have to be replaced at the same time.

Filter replacement lock

If you do not replace a filter in time, the appliance stops operating approx. 2 weeks after the filter replacement light started flashing. When the appliance is locked, it does not operate until you have replaced the full filter and pressed the reset button.

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Contents AC4002 AC4004 Register your product and get support at7 89 General description Fig IntroductionFiltration in several stages English Placing the filters Electromagnetic fields EMFBefore first use English Using the appliance Blue Very good Deep purple Good Purple Fair Red Bad Auto modeAC4004AiR QUAliTY lights AC4002AiR QUAliTY lightsTimer function Fan speedThere are 3 sensitivity levels Sleep modeAdjusting the air quality sensor sensitivity Body of the appliance Cleaning and maintenanceSensitivity level Pre-filterEnglish Appliance Put the plug in the wall socket Air quality sensorFilter cleaning light and filter replacement lights Filter replacementFilter maintenance Filter replacement lockReplacing the filters and resetting the appliance English Appliance AccessoriesPut filter 1 pre-filter back into the appliance AgainEnvironment Guarantee and service TroubleshootingAC4002 only adding the multi-care filter Appliance doesn’t WorkAppliance still Indicates that I need
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AC4002, AC4004 specifications

The Philips AC4002 and AC4004 air purifiers are designed to enhance indoor air quality, catering to a range of environments, including homes and offices. Both models are equipped with advanced technologies that ensure effective air purification, making them ideal for individuals concerned about allergens, pollutants, and overall air hygiene.

The Philips AC4002 features a 3-layer filtration system, combining a pre-filter, a HEPA filter, and an activated carbon filter. This multi-layer approach is engineered to capture up to 99.97% of airborne particles as small as 0.3 microns, which includes common allergens like dust mites, pollen, and pet dander. The activated carbon filter excels in reducing odors and harmful volatile organic compounds (VOCs), ensuring that the air remains fresh and pleasant.

Similarly, the AC4004 also incorporates a robust filtration mechanism. Furthermore, the AC4004 model is equipped with additional smart features, such as improved air quality sensors. These sensors continuously monitor the air quality and automatically adjust the fan speed according to the detected level of pollutants. This not only ensures efficient purification but also optimizes energy consumption, making the device eco-friendly.

Both models boast a sleek, modern design that seamlessly fits into various room styles. Their compact size allows for versatile placement, whether on a table, shelf, or floor. The intuitive user interface is designed for convenience, featuring easily accessible controls and a digital display that provides real-time information on air quality status.

Moreover, the noise levels of the Philips AC4002 and AC4004 are impressively low, meaning they can operate quietly in bedrooms or living spaces without causing disruptions. This is particularly important for users who prioritize peaceful environments for sleep or work.

In addition to their main features, the longevity is enhanced by filter replacement indicators, which alert users when it’s time to change the filters, ensuring optimal performance. With their combination of high-efficiency filtration, smart air quality monitoring, and user-friendly design, the Philips AC4002 and AC4004 air purifiers stand out as reliable options for anyone seeking to improve their indoor air quality.
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