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manual abstract
In this case, the SLEEP light and one of the HOUR lights are on (but dimmed). 1 Press the on/off button to switch on the appliance. 2 Press the SLEEP button to activate the quiet sleep mode. • The SLEEP light goes on. • All other lights are off, except one of the HOUR lights if you have activated the timer function. If you want to go back to the fan speed mode or auto mode, simply press the FAN SPEED or AUTO button. The sleep mode is then deactivated. Adjusting the air quality sensor sensitivity People with certain health problems (e.g. allergies or asthma) have a greater need for healthy air. For this reason, the air purifier allows you to 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: --extra sensitive --sensitive --standard The air quality sensor is set to standard sensitivity. You can adjust the sensitivity of the air quality sensor in the following way: 1 If the appliance is already plugged in, unplug the appliance and wait for a few minutes. 2 Press and hold the TIMER button and simultaneously put the mains plug in the wall socket. • The appliance beeps twice and one of the HOUR lights flashes to show the current sensitivity level of the air quality sensor. Sensitivity level: HOUR light Sensitivity level 1hr extra sensitive 4hrs sensitive 8hrs standard 3 Press the TIMER button to adjust the sensitivity level of the air quality sensor. • One of the HOUR lights flashes to show the set sensitivity level of the air quality sensor. 4 Press and hold the on/off button to switch off the appliance. Note: When you change the sensitivity level, the appliance automatically starts operating at the set sensitivity level whenever you switch on the appliance. Cleaning and maintenance Always unplug the appliance before you clean it. Never immerse the appliance in water or any other liquid. Never use aggressive or flammable cleaning agents such as bleach or alcohol to clean any part of the appliance. Only the pre-filter is washable. All other filters are NOT washable. Body of the appliance Regularly clean the inside and outside of the body to prevent dust from collecting on the inside and outside. 1 Wipe away dust with a soft dry cloth from the body of the appliance. 2 Clean the air inlet and the air outlet with a soft dry cloth. Pre-filter The pre-filter is washable. --Clean the pre-filter when the filter cleaning light flashes to ensure optimal functioning of the appliance. 1 Unplug the appliance. 2 Place your fingers in the recesses of the side panels and gently pull the bottom of the front panel towards you. Then lift the hooks at the top of the panel out of the top of the appliance. 3 To remove the pre-filter, grab the two projections and pull the filter towards you. 4 AC4004 only: remove the Nano filter from the back of the pre-filter. 5 Wash the pre-filter under a running tap. If the pre-filter is very dirty, use a soft brush to brush away the dirt. Tip: Alternatively, you can clean the pre-filter by removing the dust with a vacuum cleaner. 6 Air-dry the pre-filter. Note: Make sure that the pre-filter is completely dry. 7 AC4004 only: reattach the Nano filter to the back of the pre-filter. Note: Make sure that the front of the Nano filter is pointing towards the pre- filter. 8 Put the pre-filter back into the appliance. Attach all hooks properly to the appliance. Note: Make sure that the side with the two projections is pointing towards you. 12 9 To reattach the front panel, insert the two hooks into the top of the appliance first (1). Then push the panel against the body of the appliance (2). 10 Put the plug in the wall socket. 11 Press and hold the reset button for filter 1 (the button below the filter cleaning light) for 2 seconds to reset the appliance. 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 may indicate that the air quality is bad even though the air quality is good. In this case you have to clean the air quality sensor or use one of the manual speed settings. 1 Clean the air quality sensor inlet and the air quality sensor outlet with a soft brush. 2 Remove the air quality sensor cover. 3 Clean the air quality sensor, the dust inlet and the dust outlet with a lightly moistened cotton swab. 4 Dry them with a dry cotton swab. 5 Reattach the air quality sensor cover. 21 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...