Philips AC4072, AC4074 user manual Night mode, Fan speed

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2Press the AUTO button to activate 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 AUTO light goes on.

,, The FAN SPEED light indicates at which fan speed the appliance 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 light and the AUTO light are on.

Note:The built-in air quality sensor measures the air quality and automatically selects the appropriate speed setting to ensure the best possible air quality in your room.  When the air is clean, the appliance stops running.When the air quality deteriorates, the appliance starts running at a low fan speed and noise level so that the energy consumption is minimised.

Night mode

The appliance works in harmony with its surroundings. In auto mode, the appliance automatically switches to night mode when the room in which it is operating becomes dark. When the room has been dark for 3 minutes, the lights of the appliance go out, the fan speed and noise level are reduced and the energy consumption is minimised. If the room becomes bright again for 5 minutes or longer, the appliance resumes normal operation.

In night mode, the automatic control is still active. If the air is clean, the lights and the fan are off. If the air quality deteriorates, the appliance is activated and the lights and the fan come on again.

Note:The night mode only works when the appliance is operating in the auto mode.

Fan speed

If you do not use the auto mode, you can select the desired fan speed yourself.

1Press and hold the on/off button for 2 seconds to switch on the

appliance.

2 Press the FAN SPEED button one or more times to select the desired fan speed.

,, The corresponding fan speed light and the indications above the lights show the set fan speed (1, 2, 3 or boost power).

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Contents AC4072 AC4074 Page Page Introduction Filtration in several stagesGeneral description English English Electromagnetic fields EMF Before first usePlacing the filters English Using the appliance Fan speed lights/filter replacement lights Adjusting the air quality sensor sensitivityAir quality indication Colour Air qualityAuto mode Sensitivity levelFan speed light Sensitivity level Night mode Fan speedSilent mode CleaningBody of the appliance Pre-filterAppliance Filter replacement Filter maintenanceFilter replacement lights Air quality sensorFilter replacement lock Replacing the filters Appliance first 1.Then push the panel against the body Accessories Guarantee and service TroubleshootingStorage FilterProblem Possible solution WorkAppliance stops 请妥善保管本用户手册 Koninklijke Philips N.V. All rights reserved 4222 002
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AC4074, AC4072 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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