33
11. Installation Instruction (E9RK and E12RK)
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.
Recommended installation height for indoor unit
shall be at least 8 ft (2.4 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.
Recommended installation height for outdoor unit
should be above the seasonal snow level.
Example: For E9RKUAW
If the unit is installed at 32.8 ft (10 m) distance, the
quantity of additional refrigerant should be 1.64 oz
(50 g) .... (32.8 - 24.6) ft x 0.2 oz/ft = 1.64 oz.
((10 -7.5) m x 20 g/m = 50 g).
11.1.3
Indoor/Outdoor Unit Installation
Diagram
Model
Capacity
(Btu/h)
Piping size
Std.
Length
Max.
Elevation
Min.
Piping
Length
Max.
Piping
Length
Additional
Refrigerant
Piping
Length
for add.
gas
Gas
Liquid
E9RKUAW
9000
3/8"
(9.52 mm)
1/4"
(6.35 mm)
24.6 ft
(7.5 m)
49.2 ft
(15 m)
9.8 ft
(3 m)
65.6 ft
(20 m)
0.2 oz/ft
(20 g/m)
24.6 ft
(7.5 m)
E12RKUAW 11500
1/2"
(12.7 mm)
1 31
/
32
"
(50 mm)
or more
2
9
/
16
"
(65
m
m
)
or
m
o
re
8
ft(
2
.4
m
)
or
m
or
e
(Left and right are identical)
Floor / Grade level
Ú
Vinyl tape
•
This illustration is for
explanation purposes only.
The indoor unit will actually face
a different way.
3
15
/
16
"
(100
mm
)
or m
ore
39
3
/
8
"
(1
00
0 m
m)
or
mo
re
3
15
/
16
"
(1
00
m
m
)
or
m
or
e
11
13
/
16
"
(30
0 m
m)
or
mo
re
It is advisable to
avoid more than 2
blockage directions.
For better ventilation
& multiple-outdoor
installation, please
consult authorized
dealer/specialist.
Installation plate
1
Sleeve (
Ú
)
Bushing-Sleeve (
Ú
)
Bend the pipe as
closely on the wall as
possible, but be careful
that it doesn’t break.
Saddle (
Ú
)
Conduit
(Power supply cord (
Ú
))
Control Board cover
6
Remote
control
3
Additional drain hose (
Ú
)
Gas side piping (
Ú
)
Conduit
(Connection cable)
Putty (
Ú
)
(Gum Type Sealer)
Installation parts you
should purchase (
Ú
)
Vinyl tape (wide) (
Ú
)
• Apply after carrying
out a drainage test.
• To carry out the
drainage test,
and pour water into
remove the air filters
the heat exchanger.
Liquid side piping (
Ú
)
Piping direction
Do not bend up
drain hose
(Front side)
Right
Rear
Right
bottom
Left
Rear Left bottom
Left
Insulation of piping connections
Attaching the remote control holder to the wall
• Carry out insulation after
checking for gas leaks and
secure with vinyl tape.
Remote control holder fixing screws
Remote control holder
5