4 use the air purifier, Switch on 1, Understand the air quality light – Philips Luftreiniger User Manual
Page 9: Understand the healthy air protect alert

9
English
Healthy air protect alert
Follow this
Filter replacement light is
on continuously. This lasts
approximately for 2 weeks.
On the last day of 2 weeks,
the purifier beeps every 30
minutes to inform you that the
filters need to be replaced.
Replace the
activated
carbon filter
and the
HEPA filter.
Switch on
1
Plug the air purifier into the power supply.
»
All lights go on twice and you hear a
beep. Then, the lights go out again.
AC4012 Control
Panel
AC4014 Control
Panel
2
Press the
button to switch on the
purifier.
»
The air quality light shows the current
air quality.
»
The fan speed light goes on.
3
Press the
button to switch off the
purifier.
4 Use the air
purifier
Understand the air quality
light
Color of the air quality
light ring
Air quality level
Blue
Good
Purple
Fair
Red
Bad
The air quality light automatically goes on when
the purifier is switched on.
Note
•
The built-in air quality sensor measures
the air quality and automatically selects the
appropriate color of the air quality light. When
the air is clean, the color of the air quality light
is in blue. When the air quality deteriorates,
the color of the air quality light changes to
purple or red.
Understand the healthy air
protect alert
The filter replacement light ( ) indicates the
filters have to be replaced.
EN
English