–15–
Installation of Indoor, Outdoor Unit
1. Selection of the best location
1) Indoor unit
• There should not be any heat source or steam
near the unit.
• There should not be any obstacles to prevent the
air circulation.
• A place where air circulation in the room will be
good.
• A place where drainage can be easily obtained.
• A place where noise prevention is taken into con-
sideration.
• Do not install the unit near the door way.
• Ensure the spaces indicated by arrows from the
wall, ceiling, or other obstacles.
• The indoor unit must keep the maintenance
space.
2) Outdoor unit
• If an awning is built over the unit to prevent direct
sunlight or rain exposure, be careful that heat
radiation from the condenser is not restricted.
• There should not be any animals or plants which
could be affected by hot air discharged.
• Ensure the spaces indicated by arrows from the
wall, ceiling, fence or other obstacles.
3) Piping length and the elevation
More than
30cm
Sunr
oof
Fence or
obstacles
More than 70cm
More than 50cm
More than
More than
30cm
More than
30cm
Indoor unit
Outdoor unit
B
A
;;
Unit:cm
Ceiling
Ceiling Board
Ceiling Board
30 or more
Abo
ve
250
330 or less
100
or more
50 or
more
50 or
more
30 or less
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;;;
yyy
yyy
;
y
Floor
CAPACITY
18K Btu/h
5/8"
1/4"
7.5
50
24K Btu/h
5/8"
1/4"
7.5
50
GAS
LIQUID
5
30
25
5
30
30
Elevation B (m)
Length A (m)
* Additional
refrigerant
(g/m)
Pipe Size
Rated
Rated
Max.
Max.
• Rated performance for refrigerant line length of: 7.5m
• If 18K Model is installed at a distance of 15m, 187.5g of refrigerant should be added
(15-7.5)x25g
