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Indoor Unit 
Parts And Major 
Functions
Indoor Unit Parts And Major Functions
2
Unit Parts
Air inlet
Display panel
Louver
Air outlet
Fig. 2.1
Operating Conditions
Use the system under the following temperatures for safe and eective operation. If the air 
conditioner is used under dierent conditions, it may malfunction or become less ecient.
COOL mode HEAT mode DRY mode
Room Temperature
17°C - 32°C
(62°F - 90°F)
0°C - 30°C
(32°F - 86°F)
17°C - 32°C
(62°F - 90°F)
Outdoor 
Temperature
0°C - 50°C
(32°F - 122°F)
-15°C - 24°C
(5°F - 76°F)
0°C - 50°C
(32°F - 122°F)
 18°C - 54°C
(For special
tropical models)
 0°C - 60°C
(For special
tropical models)
-15°C - 50°C
(5°F - 122°F)
(For models with 
low temp. cooling 
systems.)
FOR OUTDOOR UNITS  
WITH AUXILIARY  
ELECTRIC HEATER
When outside 
temperature is below 0°C
 (32°F ), we strongly  
recommend keeping the
unit plugged in at all 
time to ensure smooth
ongoing performance. 
-7°C - 24°C
•  Inverter Split Type
COOL Mode HEAT mode DRY mode
Indoor 
Temperature 
17°-32°C (62°-90°F)  O°-30°C (32°-86°F)  17°-32°C (62°-90°F)
Outdoor 
Temperature 
18°-43°C (64°-109°F)
-7°-24°C (19°-75°F)
 18°-43°C (64°-109°F) 
-7°-43°C (19°-109°F) 
(low temperature cooling models) 
18°-54°C (64°-129°F)
 (For special tropical models)
18°-54°C (64°-129°F) 
(For special tropical models)
•   Fixed-speed Type