Philips AC4002 manual English, Air quality sensor

16English

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.

19 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.

2

11Press 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.

1Clean the air quality sensor inlet and the air quality sensor outlet with a soft brush.

2 Remove the air quality sensor cover.