Cleaning And Maintenance; Cleaning Schedule; Cleaning The Body Of The Air Purifier; Cleaning The Particle Sensor - Philips 4000i Series User Manual

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Cleaning and maintenance

Note:
• Always unplug the appliance before you clean it.
• Never immerse the appliance in water or any other liquid.
• Never use abrasive, aggressive, or flammable cleaning agents such as bleach or alcohol to clean any
part of the appliance.
• Never use any liquids (including water) to clean the filter.
• Do not attempt to clean the particle sensor and gas sensor with a vacuum cleaner.

Cleaning schedule

Frequency
When necessary
Every two months
When displays on the
screen (fig )
t
Cleaning.the.body.of.the.air.purifier
Regularly clean the inside and outside of the air purifier to prevent dust from collecting.
1
Wipe the fabric surface gently with a damp cloth (For AC3858 only).
2
Use a soft, dry cloth to clean both the interior and exterior of the air purifier and the air outlet.
Note:
• The fabric covered on the appliance can not be removed.
• Do not use hot water, alcohol, harsh cleaners to clean the fabric.

Cleaning the particle sensor

Clean the particle sensor every 2 months for optimal functioning of the appliance.
Note:
• If the air purifier is used in a dusty environment, it may need to be cleaned more often.
• If the humidity level in the room is very high, condensation may develop on the particle sensor and
the air quality light may indicate a more poor air quality even though the air quality is actually good.
If this occurs, clean the particle sensor.
• The gas sensor doesn't need to be cleaned.
1
Switch off the air purifier and unplug from the power socket.
2 Pull the back cover and remove it from the appliance (fig
3
Clean the particle sensor with a damp cotton swab (fig
4
Dry all parts thoroughly with a dry cotton swab.
5
Reattach the back cover (fig
Cleaning method
Wipe the fabric part of the appliance with a damp cloth, wipe the
plastic part of the appliance with a soft, dry cloth
Clean the air outlet cover
Clean the particle sensor with a dry cotton swab
Clean the surface of the filter
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