Datasheet

19
10. Installation Instruction
10.1 Select the Best Location
10.1.1 Indoor Unit
• There should not be any heat source or steam near the
unit.
• There should not be any obstacles blocking the air
circulation.
• A place where air circulation in the room is good.
• A place where drainage can be easily done.
• A place where noise prevention is taken into consideration.
• Do not install the unit near the door way.
• Ensure the spaces indicated by arrows from the wall, ceiling,
fence or other obstacles.
• Recommended installation height for indoor unit shall be
at least 2.5m.
10.1.2 Outdoor Unit
• If an awning is built over the unit to prevent direct sunlight or
rain, be careful that heat radiation from the condenser is not
obstructed.
• There should not be any animal or plant which could be
affected by hot air discharged.
• Keep the spaces indicated by arrows from wall, ceiling, fence
or other obstacles.
• Do not place any obstacles which may cause a short circuit of
the discharged air.
• If piping length is over the rated length, additional refrigerant
should be added as shown in the table below:
Example: If the unit is installed at a 10m distance, the quantity of
additional refrigerant should be 50 g.
…… (10-7.5) m x 20g/m = 50 g
Piping sizeModel
Gas Liquid
Rated
Length
(m)
Max
Elevation
(m)
Min Piping
Length (m)
Max
Piping
Length
(m)
Additional
Refrigerant
(g/m)
UE9HKE 3/8” 1/4" 7.5 5 3 15 20
UE12HKE 3/8” 1/4” 7.5 5 3 15 20
11.1.
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