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10-3. Indoor Unit
10-3-1. Installation Place
• A place which provides enough spaces around
the indoor unit as shown in the diagram.
• A place where there are no obstacle near the air
inlet and outlet.
• A place which allows easy installation of the
piping to the outdoor unit.
• A place which allows the front panel to be
opened.
• The indoor unit shall be installed so that the top of
the indoor unit is positioned at least 2 m in height.
• Also, avoid putting anything on the top of the
indoor unit.
CAUTION
• Direct sunlight on the indoor unit wireless
receiver should be avoided.
• The microprocessor in the indoor unit should
not be too close to r-f sources.
(For details, see the owner’s manual.)
Remote controller
• Should be placed where there are no obstacles,
such as curtains, that may block the signal.
• Do not install the remote controller in a place
exposed to direct sunlight or close to a heating
source, such as a stove.
• Keep the remote controller at least 1 m away from
the nearest TV set or stereo equipment.
(This is necessary to prevent image disturbances
or noise interference.)
• The location of the remote controller should be
determined as shown below.
Fig. 10-3-1
10-3-2. Drilling a Hole and Mounting
Installation Plate
Drilling a hole
When install the refrigerant pipes from the rear.
Fig. 10-3-2
1. After determining the pipe hole position on the
installation plate (
ð
) drill the pipe hole (Ø65 mm)
at a slight downward slant to the outdoor side.
NOTE :
• When drilling into a wall that contains a metal lath,
wire lath or metal plate, be sure to use a pipe hole
brim ring sold separately.
Mounting the installation plate
Fig. 10-3-3
Indoor unit
(Side view) (Top view)
Remote controllerRemote controller
Reception
range
Reception
range
Indoor unit
45˚
45˚
75˚
m from the right side edge is
e center of pipe hole
35 120 180 240
The center of the pipe hole is the above arrow.
Pipe hole
Dia .65mm
23mm
T
o
u
ni
t
o
u
t
l
ine
24
0m
m
T
o
un
i
t
o
u
t
l
ine
35
m
m
T
o
un
i
t
ou
t
l
i
n
e
24
0
m
m
Offset 23mm from the right side edge is
the center of pipe hole
T
o
un
i
t
ou
t
l
i
ne
12
0
m
m
0
2
3
3
5
1
2
0
1
8
0
2
4
0
Offset 85mm from the left side edge is
the center of pipe hole
Anchor bolt holes
Hook
Hook
Hook
50
40
170
170
132
23
85
Pipe hole
Pipe hole
(Dia. 65mm)
Dia.
6
5mm
Weight
Indoor unit
Thread
2m or more from floor
Installation
plate
1
Mounting
screw
7