Oregon Scientific WS907 - Manual (Page 5)

CLEANING AND MAINTENANCE
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Put the plug to a main socket and connect the
DC jack to the product unit.
The standby light appears on the LCD display
and the count down of the air quality sensor
warm up timer starts. After approximately
5 minutes, the air quality level (1-20) will be
shown. The light indicator at the bottom will
glow in different colours according to the air
condition: blue for good air quality, green for
fair and amber for poor.
Press the buttons to choose required function
and setting.
Fan speed button :
To select the desired fan speed.
The LCD display will show the icons accordingly:
= Auto
= High
= Low
= Silent
AIR SANITIZING
AIR QUALITY INDICATOR LIGHT
Put the plug to a main socket and connect the DC
jack to the unit.
The standby light appears on the LCD display
and the count down of the air quality sensor
warm up timer starts. After 2 minute the fan will
automatically turn on.
gently pull the air outlet cover.
position.
position. You should hear a “click” sound from
the lock if the cartridge is properly placed.
clockwise until you hear a “click” sound and the
dots align vertically.
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The air quality level will show on the LCD
display: from 1 (best air quality) to 20 (worst
air quality).
To stop air quality level display, unplug the unit.
The air quality indictor light will turn on after
5 minutes warm up of the air quality sensor.
The air quality indicator light will show a
corresponding light colour: blue for good air
quality, green for fair air quality and amber for
poor air quality.
The air quality indicator light will change the
light colour in gradient accord to the existing
air quality.
The brightness (high / low) of the air quality
indicator light is controlled by the light sensor;
the brighter / dimmer the environment, the
brighter / dimmer of the air quality indicator light.
Always unplug the unit before you clean it.
Do not clean the unit with water or any other
Clean the unit regularly to avoid accumunating
dust and dirt.
Wipe away dust with a dry, soft cloth from the
unit body.
Clean the air inlet and outlet with a dry soft cloth.
completely before putting back to the unit.
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AIR QUALITY MONITOR
Auto Mode: The built-in air sensor detacts the
ambient air quality and automatically selects the
most appropriate speed.
High speed mode: the appliance operates at high
speed.
Silent mode: the appliance operates at very low
speed with lowest noise level for bedroom use.
ON / OFF button :
To turn on / off the air purifying function, press the
ON / OFF button .
Air quality indicator light button :
To turn on / off the air quality indicator light, press
the air quality indicator light button .
EN