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11. Installation Instruction
11.1 Select the Best Location
11.1.1 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 the door way.
Ensure the spaces indicated by arrows from the
wall, ceiling, fence or other obstacles.
Installation height for the indoor unit is
recommended at 2.5 m.
11.1.2 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 FE25***
If the unit is installed at 10 m distance, the quantity of
additional refrigerant should be 37.5 g .... (10-7.5) m x
15 g/m = 37.5 g.
11.1.3 Indoor/Outdoor Unit Installation
Diagram
Model
Horse
Power
(HP)
Piping size
Std.
Length
(m)
Max.
Elevation
(m)
Min.
Piping
Length
(m)
Max.
Piping
Length
(m)
Additional
Refrigerant
(g/m)
Piping
Length
for add.
gas
(m)
Gas Liquid
FE25***,
BE25***,
DE25***
1.0HP
9.52mm
(3/8")
6.35mm
(1/4")
5
15 3 15 15 7.5
FE35***,
BE35***,
DE35***
5.75151351PH5.1
FE50***
2.0HP
12.7mm
(1/2")
15 3 20 20 7.5
Piping direction Attention not to bend
up drain hose
Right
Right
Rear
Right
bottom
Left
Rear
Left bottom
Left
(Front side)
50 mm
or more
6
5
m
m
o
r
m
o
r
e
(Left and right are identical)
1
0
0
m
m
o
r
m
o
r
e
1
0
0
0
m
m
o
r
m
o
r
e
1
0
0
m
m
o
r
m
o
r
e
3
0
0
m
m
o
r
m
o
r
e
• This illustration is for
explanation purposes only.
The indoor unit will actually
face a different way.
It is advisa ble to
avoid more than 2
blockage direction s.
For better ventilation
& multiple-outdoor
installation, please
consult autho rized
dealer/specialist.
Installation plate 1
Sleeve (
)
Bushing-Sleeve (
)
Bend the pipe as
closely on the wall as
possible, but be careful
that it doesn’t break.
Saddle (
)
Power supply cord (
)
Additional drain hose (
)
Gas side piping (
)
Connection cable (
)
Putty (
)
(Gum Type Sealer)
Installation pa rts you
should purchase (
)
Vinyl tape (wide) ( )
• Apply after carrying
out a drainage test.
• To carry out the
drainage test,
remove the air filters
and pour water into
the heat exchanger.
Liquid side piping (
)
Remote
Remote control holder fixing screws
control
3
6
Remote control holder
5
Attaching the remote control holder to the wall
Vinyl tape
• Carry out insulation after
checking for gas leaks and
secure with vinyl tape.
Insulation of piping connections
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