Installation dimensions3. 3.
CAUTION
Install the unit where it will not be tilted by more than 3˚. However, do not install the
unit with it tilted towards the side containing the compressor.
When installing the outdoor unit where it may exposed to strong wind, fasten it
securely.
Decide the mounting position with the customer as follows:
(1) Install the outdoor unit in a location which can withstand the weight of the unit and
vibration, and which can install horizontally.
(2) Provide the indicated space to ensure good airow.
(3) If possible, do not install the unit where it will be exposed to direct sunlight.
(If necessary, install a blind that does not interfere with the airow.)
(4) Do not install the unit near a source of heat, steam, or ammable gas.
(5) During heating operation, drain water ows from the outdoor unit.
Therefore, install the outdoor unit in a place where the drain water ow will not be
obstructed. (Reverse cycle model only)
(6) Do not install the unit where strong wind blows or where it is very dusty.
(7) Do not install the unit where people pass.
(8) Install the outdoor unit in a place where it will be free from being dirty or getting wet by
rain as much as possible.
(9) Install the unit where connection to the indoor unit is easy.
Single outdoor unit installation3. 3. 1.
When the upward area is open
• When there are obstacles at the back side.
100 mm (4 in.)
or more
• When there are obstacles at the back and front sides.
100 mm (4 in.)
or more
600 mm (24 in.)
or more
When an obstruction is present also in the upward area
• When there are obstacles at the back, side(s), and top
.
100-300 mm*
(4 in.-12 in.)
250 mm (10 in.)
or more
(Service space)
300 mm (12 in.)
or more
600-1000 mm*
(24 in.- 40 in.)
* If the space is larger than that is stated, the condition will be the same as that there
are no obstacles.
• When there are obstacles at the back side with the installation of more than one unit.
250 mm (10 in.)
or more
250 mm (10 in.)
or more
300 mm (12 in.)
or more
No more than 3 units must be installed side by side. •
When 3 units or more are arranged in a line, provide the space as shown in the
following example when an obstruction is present also in the upward area.