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K Control panel
1 Light sensor for night mode
2 AIR QUALITY on/off button with light
3 Power on/off button
4 SILENT button with light
5 Power-on light
6 FAN SPEED button with light
7 AUTO button with light
8 Fan speed lights (1, 2, 3 and boost power)/lter replacement lights
9 FAN SPEED indications
10 REPLACE FILTER indications
L Filter 4: HEPA lter
M Filter 3: activated carbon lter
N Filter 2: formaldehyde lter (supplied with AC4074) or multi-care lter
(supplied with AC4072)
O Filter 1: pre-lter
P Front panel
Important
Read this user manual carefully before you use the appliance and save it for
future reference.
Danger
- Do not let water or any other liquid or ammable
detergent enter the appliance to avoid electric
shock and/or a re hazard.
- Do not clean the appliance with water or any
other liquid or a (ammable) detergent to avoid
electric shock and/or a re hazard.
Warning
- Check if the voltage indicated on the bottom
of the appliance corresponds to the local mains
voltage before you connect the appliance.
- If the mains cord is damaged, you must have it
replaced by Philips, a service centre authorised by
Philips or similarly qualied persons in order to
avoid a hazard.
- Do not use the appliance if the plug, the mains
cord or the appliance itself is damaged.
- This appliance is not intended for use by persons
(including children) with reduced physical, sensory
or mental capabilities, or lack of experience
ENGLISH 5