Unit Installation
Indoor Unit 
Installation
 Page 10 
Indoor Unit Installation
3
Indoor Unit Parts
Fig. 3.1
 WARNING
•  Securely install the indoor unit on a structure 
that can sustain its weight. If the structure is 
too weak, the unit may fall causing personal 
injury, unit and property damage or death.  
•  
DO NOT install the indoor unit in the 
bathroom or laundry room as excessive 
moisture can short the unit and corrode the 
wiring. 
 
 CAUTION
•  Install the indoor and outdoor units, cables 
and wires at least 1m (3.2’) from televisions 
or radios to prevent static or image 
distortion. Depending on the appliances, a 
1m (3.2’) distance may not be sufficient.    
•  If the indoor unit is installed on a metal 
part of the building, it must be electrically 
grounded.
Indoor Unit Installation Instructions
Step 1: Select installation location
The indoor unit should be installed in a location 
that meets the following requirements: 
 Enough room exists for installation and
maintenance.
 Enough room exists for the connecting pipe
and drainpipe.
 The ceiling is horizontal and its structure can 
sustain the weight of the indoor unit. 
 The air inlet and outlet are not impeded.
 The airflow can fill the entire room.
 There is no direct radiation from heaters.
 CAUTION
DO NOT install the unit in the following 
locations:
 
 In areas with oil drilling or fracking 
 In coastal areas with high salt content in 
the air
 In areas with caustic gases in the air, such 
as near hot springs 
 In areas with power fluctuations, such as 
factories
 In enclosed spaces, such as cabinets
 In kitchens that use natural gas
 
In areas with strong electromagnetic waves
 
In areas that store flammable materials or gas
 In rooms with high humidity, such as 
bathrooms or laundry rooms 
Fig. 3.2
Air outlet
Air inlet
Air filter(on some models)
Drain hose
Electric control cabinet
Refrigerant connecting pipe
checking orice
60cmX60cm
30cm or more
20cm or more
Maintenance roomage
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Safety Precautions 
  Models with a cooling capacity of 9000Btu to 
18000Btu only apply to one room.
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