Philips AC4083 - Manual (Page 19)

condensation develops on the air quality sensor. As a result, the air quality
indicator 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 set an
appropriate fan speed with the SPEED button.
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 cleaner allows you to
adjust the sensitivity of the air quality sensor. The default setting of the air
quality sensor is standard sensitivity.
You can adjust the sensor sensitivity in the following way:
1 Press the on/off button to switch on the appliance.
2 Press the SPEED button and MODE button simultaneously for 3
seconds.
, One of the fan speed lights flashes to show the current sensitivity
level of the air quality sensor.
sensitivity level:
Fan speed light Sensitivity level
first fan speed light extra sensitive
second fan speed light sensitive
third fan speed light standard
3 Press the SPEED button one or more times to select the desired
sensitivity.
4 Press the SPEED button and MODE button simultaneously for 2
seconds to save the selected sensitivity.
Note: If you do not press any button for 10 seconds, the selected sensitivity
level is saved automatically.
3 sec.
2 sec.
English 19