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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 size Model
Gas Liqui
d
Rated
Length
(m)
Max
Elevatio
n (m)
Min
Piping
Length
(m)
Max
Piping
Length
(m)
Addition
al
Refriger
ant
(g/m)
RE9JKX-1 9.52
(3/8”)
6.35
(1/4")
7.5 5 3 15 20
RE12JKX-1 9.52
(3/8”)
6.35
(1/4”)
7.5 5 3 15 20
RE15JKX-1 12.7
(1/2”)
6.35
(1/4”)
7.5 5 3 15 20