EN-25
ENGLISH
The Cleanliness Indicator changes color 
frequently. 
• The Cleanliness Indicator automatically changes 
color when the Sensitive Dust Sensor and Odor 
Sensor detect impurities. If you are concerned 
about the change, you can change sensor 
sensitivity. (Page 14, 15)
Filter Maintenance Lamp is on.
• Whenever after performing maintenance or 
replacing the Humidifying Filter, connect the 
power cord to an outlet and then press the Filter 
Reset Button for more than 3 seconds.  
(Page 19)
The Display goes off. 
• When the Light Control is set to “Auto”, the light 
automatically turns off when the room is dark or 
operating in sleep mode. Moreover, when the 
Light Control is set to “OFF”, the light is always 
off.  
If you do not want the light to be off, set the Light 
Control to the “Dim” setting. (Page 14, 15)
The Display does not match the weather 
report or another hygrometer or 
thermometer in the room. 
• Outdoor and indoor as well as the home 
environment (the volume of traffic nearby, number 
of stories in a home, etc.) may cause a reading 
different than those data.
• There is a difference in the level within the same 
room.
The Humidify Indicator on the Display 
does not light up when the Water Tank is 
empty.
• The room has reached the appropriate level of 
humidity and has stopped humidifying.
• Check the Humidifier Float for impurities. Clean 
the Humidifying Tray. Make sure that the product 
is on a level surface. 
The water level in the Water Tank does not 
decrease or decreases slowly.
• Check to see if the Humidifying Tray and Water 
Tank is correctly installed. 
• Check the Humidifying Filter. If the filter is 
extremely dirty, clean or replace it.
 is displayed.
• Make sure that the Humidifying Filter, Humidifying 
Tray and Roller are properly installed, and then 
turn the power to ON again.
 is displayed.
• Make sure the Plasmacluster Ion Generating Unit 
has been inserted properly.  
Pull out the Plasmacluster Ion Generating Unit 
and insert it to the end again, and then carry out 
the operation again.
One of the following is displayed.
• Unplug the product, wait one minute, and then 
plug the product in again.
ABOUT THE Wi-Fi 
FUNCTION
The Wi-Fi connection of the air purifier 
and the router is not working.
• Check the specifications of the router in use.
• Adjust the router and antenna direction, move the 
router and antenna closer, and so on. After that, 
reswitch to turn on the router and perform the 
INITIAL SET UP again.
The connection between the air purifier 
and your smart device cannot be 
established.
• Are the air purifier and your smart device 
connected to the same router? 
 Connect the air purifier and your smart device 
to the same router. 
If you still can’t connect, try connecting your 
smart device to the 2.4GHz band of the router.
• Is the total number of smart devices being in use 
exceeding the maximum number for registration 
on one air purifier? 
 The maximum number of smart devices that 
can be registered on one air purifier is 10.
• Is the total number of products (air conditioners, 
air purifiers, etc.) to be registered with one smart 
device exceeding the maximum designated 
number? 
 The maximum number of products to be 
registered with one smart device is 30.