Philips HU4803 - 4 Using the Humidifier; Understand the Humidity Indication; Understand the Healthy Air Protect Alert and Lock; Switch the Humidifier on and off

6
EN
the water tank properly, the humidier is
turned on again.
Note
• In sleep mode, the red indicator does
not blink, it turns on when the water
level is low.
Switch the humidier on
and o
1 Put the plug of the humidier into
the wall socket.
2 Press the power button to switch
on the humidier (g. f).
» The current humidity level and
fan speed display on the screen.
3 Press the power button to switch
o the humidier.
Note
• If the water level in the tank is
getting very low, the humidier stops
humidifying. The red indicator light rst
starts blinking and then remains on.
• The humidier releases very ne invisible
mist, so it is normal that you cannot see
the mist.
Change the fan speed
Auto
The auto mode uses the digital sensor
to constantly monitor the air humidity. It
turns your humidier on and o when-
ever needed to ensure the humidity level
is constantly at the right level. The de-
fault humidity level of the auto mode is
set at 50RH%, but you can change it to
4 Using the
humidifier
Understand the humidity
indication
The humidier is equipped with a built-
in humidity sensor. You can set the
target humidity level at 40%RH, 50%RH
and 60%RH. The ambient humidity level
displays on the center of the control
panel from 20%RH to 95%RH.
Note
• A comfortable humidity level is from
40RH% to 60RH%.
• The accuracy of the humidity indication
is approximately ±10%.
• It takes some time to measure the
humidity level in the room.
Understand the healthy air
protect alert and lock
The healthy air protect alert gives you
a timely warning when the water tank
needs relling. When the water in the
tank starts getting low, a red indicator
on the control panel starts blinking to tell
you that it is time to rell the tank (g. e).
It blinks for 30 minutes. After that, the
indicator remains on before the water
tank is relled with water.
The healthy air protect lock always
ensures that your humidier does not
work without water in the tank. When
the water tank is empty and needs to be
relled, the healthy air protect lock shuts
o the humidier after 30 minutes and
a red indicator lights up. When you rell