57
12. Installation
Instruction
CS-XE18/24WKUAW CU-XE18/24WKUA
12.1 Select the Best Location
12.1.1 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.
Indoor unit of this air conditioner shall be installed
in a height of at least 5.9ft (1.8 m).
12.1.2 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.
Be careful not to locate outdoor unit directly under
a roof line where falling snow or ice can cause
damage or dripping water can increase ice
accumulation and defrost cycles.
Example: For XE18****
If the unit is installed at 41 ft (12.5 m) distance, the
quantity of additional refrigerant should be 1.64 oz
(50 g) .... (41 - 32.8) ft x 0.2 oz/ft = 1.64 oz. ((12.5 -
10) m x 20 g/m = 50 g).
12.1.3 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
XE18****
17200
1/2"
(12.7 mm)
1/4"
(6.35 mm)
24.6 ft
(7.5 m)
49.2 ft
(15 m)
9.8 ft
(3 m)
100.0 ft
(30.5 m)
0.2 oz/ft
(20 g/m)
32.8 ft
(10 m)
XE24****
24000
5/8"
(15.88 mm)
Piping direction
Do not bend up
drain hose
(Front side)
Right
Rear
Right
bottom
Left
Rear Left bottom
Left
(Left and right are identical)
• This illustration is for explanation purposes only.
The indoor unit will actually face a different way.
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 ( )
Bushing-Sleeve ( )
Bend the pipe as
closely on the wall
as possible, but
be careful that it
doesn’t break.
Saddle ( )
Additional drain
hose ( )
Gas side piping ( )
Connection
cable ( )
Putty ( )
(Gum Type Sealer)
Installation parts
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 control holder fixing screws
6
Remote control holder
5
Remote
control
3
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
2
9
/1
6
"
(6
5
m
m
)
o
r
m
o
re
1 31/32"
(50 mm)
or more
3 1
5/1
6"
(10
0 m
m
)
or m
ore
39
3
/
8
"
(1
00
0
m
m
)
or
m
or
e
3
1
5 /
16
"
(1
0
0
m
m
)
o
r
m
o
re
11
13
/
16
"
(30
0 m
m)
or m
ore
Power supply
cord ( )
