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10 Installation Instruction
10.1. Select The Best Location
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 2.5 m.
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.
Piping size Rated
Model
Gas Liquid
CS-C9EKZW x 2
3/8"
1/4"
CU-2C18EKH
CS-C9EKZW x 3
3/8"
1/4"
CU-3C20EKH
• The above models will be installed at a 15 m (max) distance.
The refrigerant should be added 75 g. (15-7.5) x 10 g=75 g
Max
Max.
Additional
Length
Elevation
piping
Refrigerant
(m)
(m)
Length
(m)
7.5
5
15
7.5
5
15
10.2.
Indoor/Outdoor Unit Installation
Diagram
(g/m)
10
10
22
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