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14 Press the filter reset 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

1To store the mains cord, wind it round the cord storage facility at the bottom of  the appliance.

Accessories

New filters are available under the following type numbers:

Filter

Type number

Filter 2: Formaldehyde filter

AC4142

Filter 2: Multi-care filter

AC4141

Filter 3: Activated carbon filter

AC4143

Filter 4: HEPA filter

AC4144

Environment

-- Do not throw away the appliance with the normal household waste at the end of its life, but hand it in at an official collection point for recycling. By doing this, you help to preserve the environment.

Guarantee and service

If you need information or if you have a problem, please visit the Philips website at www.philips.com or contact the Philips Consumer Care Centre 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.

Troubleshooting

This chapter summarises 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 Centre in your country.

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Philips AC4074 manual Storage
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AC4074 specifications

The Philips AC4074 is a cutting-edge air purifier designed to enhance indoor air quality in homes and offices. With its modern aesthetic and robust functionality, this device addresses common air pollutants, providing a healthier living environment.

One of the standout features of the Philips AC4074 is its advanced filtration system. It utilizes a multi-layered filter that includes a pre-filter, a HEPA filter, and activated carbon. The pre-filter effectively captures larger particles such as dust and hair, while the HEPA filter is capable of trapping 99.97% of particles as small as 0.3 microns. This includes harmful allergens like pollen, dust mites, and pet dander, making it ideal for allergy sufferers. The activated carbon layer works to eliminate odors and harmful gases, ensuring that the air is not only clean but also fresh.

The AC4074 incorporates Philips’ innovative VitaShield technology, which enhances its filtration capabilities. This technology senses the air quality in real-time, automatically adjusting the purification speed based on the level of pollutants detected. With its Smart Sensor, users can rest assured that the device will operate efficiently, providing purified air without any manual intervention.

In addition to its powerful purification features, the Philips AC4074 boasts a user-friendly interface. It features intuitive controls, allowing users to adjust settings with ease. The LED display provides real-time feedback on air quality, filter status, and operational mode.

Another notable characteristic of the AC4074 is its quiet operation. Designed for use in bedrooms and living spaces, the air purifier includes a sleep mode, which reduces noise levels for undisturbed rest. Its compact design allows it to fit seamlessly into any room, making it a practical choice for various living environments.

With energy efficiency in mind, the Philips AC4074 is also designed to operate without significantly increasing energy bills. The unit is compliant with various energy standards, ensuring that it provides environmental benefits without compromising on performance.

Overall, the Philips AC4074 represents a harmonious blend of technology, efficiency, and design, making it an excellent choice for anyone looking to improve their indoor air quality. With its powerful filtration system, smart sensing capabilities, user-friendly controls, and quiet operation, it stands out as a reliable air purifier that meets the needs of modern living.
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