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The silent operation at night
This function can only operate on automatic mode.
It is a function set to be automatically
transferred to the sleep mode(Air flow rate
keeps at the ultra low fan speed.) through
a sensor detecting the luminosity of light
around the unit.
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If you select a manual mode or the light
density is strong, sleep mode is
automatically set off.
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※ If the pollution of 1step is lasting over 10 minutes, the air flow is
lowered to 50% of 1 step.
In case of automatic mode
The "Auto" light is lighting in the indication
part after turning on the unit.
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Plug the power cord to the voltage
rating that matches on the rating plate.
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If you push the ‘ON/OFF’ button, the unit
operates on automatic mode according to
the indoor pollution degree.
(The ‘Auto’ light is on in the
indication part at first.)
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