21
10 Installation Instruction
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 7.5m, additional refrigerant should be
added as shown in the table.
Example: For A24EK
If the unit is installed at a 10m distance, the quantity of
additional refrigerant should be 75g....(10 - 7.5)m x 30g/m =75g
Indoor/Outdoor Unit Installation Diagram
SELECT THE BEST LOCATION
Model
Piping size Rate
Length
(m)
Max.
Elevation
(m)
Max. Piping
Length (m)
Additional
Refrigeration
(g/m)
Gas Liquid
C18EK,
RS-C18EK
1/2” 1/4” 5 20 25 20
C24EK,
RS-C24EK
5/8” 1/4” 5 20 25 30
A18EK 1/2” 1/4” 5 20 25 20
A24EK 5/8” 1/4” 5 20 25 30