Changing The Fan Speed - Philips AC4558/50 User Manual

•
Touch the Auto mode button
to select Auto general mode
(fig. l).
» Auto ( ) displays on the
screen for 3 seconds.
» Then the screen shows the
hightest level among PM2.5/
Gas/IAI.
Auto pollution mode
The specially designed auto
pollution mode responds to real
time particle level and effectively
remove airborne pollutants such as
PM2.5 (fig. m).
•
Touch the Auto mode button
to select the Auto pollution
mode.
» Then the PM2.5 level
displays on the screen.
Auto Gas mode
The specially designed Auto
Gas mode is designed to quickly
remove indoor harmful gases such
as formaldehyde (normally found
in plywood), toluene (normally
found in painting), carpet, natural
gas, burning, cooking, air refresher,
perfume and hair spray, cleaning
agents, smoking, pesticide etc. and
maintain it at safe level (fig. n).
•
Touch the Auto mode button
to select the Auto Gas mode.
» The Gas level displays on
the screen.
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Auto allergen mode
The extra-sensitive Auto allergen
mode is designed to react to even
a small change in allergen levels in
the surrounding air (fig. o).
•
Touch the Auto mode button
to select the Auto allergen mode.
» The IAI level displays on the
screen.

Changing the fan speed

There are several fan speeds
available.
When using the manual fan
speed settings, the purifier will still
monitor the air quality, but it will
not automatically adjust the fan
speed if it detects changes in the air
quality.
Sleep mode ( )
In sleep mode, the air purifier
operates quietly at a very low
speed.
•
Touch the fan speed button
select the sleep mode (fig. p).
» The " " displays on the
screen for 3 seconds and
then disappears.
» The sleep mode indicator
goes on.
» After 3 seconds, all the icons
are off, only the sleep mode
indicator
to
goes on.