12 Room Air Conditioner
Installation
Installation
Indoor unit
• Do not have any heat or steam near the unit.
• Select a place where there are no obstacles in front of the
unit.
• Make sure that condensation drainage can be conveniently
routed away.
Do not install near a doorway.
• Ensure that the space around the left and right of the unit is
more than "A". The unit should be installed as high on the
wall as possible, allowing a minimum of "B" from ceiling.
• Use a stud finder to locate studs to prevent unnecessary
damage to the wall.
Outdoor unit
• If an awning is built over the unit to prevent direct sunlight or
rain exposure, make sure that heat radiation from the con-
denser is not restricted.
• Ensure that the space around the back and sides is more
than 30cm. The front of the unit should have more than
70cm of space.
• Do not place animals and plants in the path of the warm air.
• Take the weight of the air conditioner into account and select
a place where noise and vibration are minimum.
• Select a place where the warm air and noise from the air
conditioner do not disturb neighbors.
Rooftop Installations:
• If the outdoor unit is installed on a roof structure, be
sure to level the unit. Ensure the roof structure and
anchoring method are adequate for the unit location.
• Consult local codes regarding rooftop mounting.
More than 20cm
More
than 50cm
More than 1.5m
More
than 50cm
• Capacity is based on standard length and maxi-
mum allowance length is on the basis of reliability.
• Oil trap should be installed every 5~7 meters.
Pipe Size
Capacity
(Btu/h)
GAS
LIQUID
Max.
Length
A
(m)
Additional
Refrigerant
(g/m)
Max.
Elevation
B
(m)
Standard
Length
(m)
5k~14k
3/8"(Ø9.52)
1/4"(Ø6.35)
4 or 7.5
7
15
20
1/2"(Ø12.7)
1/4"(Ø6.35)
4 or 7.5
7
15
20
1/2"(Ø12.7)
1/4"(Ø6.35)
4 or 7.5
15
30
20
18k~28k
5/8"(Ø15.88)
1/4"(Ø6.35)
4 or 7.5
15
30
20
5/8"(Ø15.88)
3/8"(Ø9.52)
4 or 7.5
15
30
30
30k~38k
5/8"(Ø15.88)
3/8"(Ø9.52)
7.5
15
30
30
3/4"(Ø19.05)
3/8"(Ø9.52)
7.5
15
30
50
If case more than 5m
Outdoor unit
Indoor unit
A
B
Outdoor unit
Indoor unit
A
B
A
Oil trap
Outdoor unit
Indoor unit
B
If piping length is more than 5m
Selection of the Best Location
Piping Length and Elevation
Install the indoor unit on the wall where the height
from the floors more than 1.5 meters.
More than 30cm
More than 30cm
More
than 60cm
More than 60cm
More than 70cm
Clearance(cm)
Grade
A
B
5k~28k
10
5
30k~38k
30
12