Operating instructions
12 Indoor Unit
Press        button to turn on the 
indoor.
1
Press    button to select 
Artificial intelligence Mode.
2
You can adjust the 
temperature as the 
picture on the right 
for cooling and 
heating model.
3
For the case of 
cooling exclusive, 
as the picture on 
the right, you can 
adjust the 
temperature from 
hot to cold, from 
"-2" to "2" based 
on "00".
4
When cold 
When cool
When appropriate 
When warm
When hot 
Standard Operation - Auto Operation Mode
During operating Auto Operation mode:
• We can use the FAN SPEED button
• We can change manually to other operation mode.
Press        button to turn on the 
indoor.
1
Press    button to select Fan 
Mode.
2
Every time pressing    button, you 
can select wind flow in order of 
feeble → weak → medium → strong 
→ automatic.
When running ventilation, 
compressor of AHU doesn't work.
3
Standard Operation - Fan Mode
It blows the air as it is in the indoor, not the cold wind.
• Ventilation drive does not release cool wind but general fan 
• Because it releases the wind that has no temperature difference from the room, it functions to
circulate the inside air.
• The menu item of wind powerfulness might not be partially selected according to the product.
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