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10. Installation Instruction
10.1 S9NKUW-1 S12NKUW-1
10.1.1 Select the Best Location
10.1.1.1 Indoor Unit
• Do not install the unit in excessive oil fume area
such as kitchen, workshop and etc.
• 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 a 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 8.2 ft.
10.1.1.2 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 [piping length for
additional gas], additional refrigerant should be
added as shown in the table.
Example: For S9NKUW-1
If the unit is installed at 32.8 ft distance, the quantity of
additional refrigerant should be 1.64 oz .... (32.8 - 24.6)
ft x 0.2 oz/ft = 1.64 oz.
10.1.2 Indoor/Outdoor Unit Installation
Diagram