Specifications

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4.5.3 Installation of outdoor unit
(1) Selection of installation location
(Please install with the customer’s consent in a location that follows the conditions listed below.)
(a) Where the following installation space is available, and where air does not gather.
(b) Where rain and sunlight do not directly hit the unit, and where there is enough air circulation.
(c) Also, where the unit cannot be buried by snow.
A location which can sustain the weight of the unit, and where noises and vibrations are not enhanced.
(d) Where blasts of cold or hot air and noise do not bother the neighbors.
(e) Where the unit does not receive heat radiation from other heat sources.
(f) Where there are no obstructions (animals, plants, etc.) to the suction inlet and blowing outlet.
(g) Where water may drain out.
(h) Please avoid the following locations.
1) Where there is constant exposure to harsh winds such as the top floors of a building. Also, locations with exposure to
salty air.
2) Where there are oil splashes, vapor, and smoke.
3) Where there are possibilities of flammable gas leaks.
(i) Installation space (on a flat surface)
If there are no open space to install the unit, and it must be
installed in a location where there are obstructions such as
a wall to the suction inlet and the blowing outlet, please
observe the following points. In such cases, please also be
aware that the performance of the cooling/heating system
may decline by approximately 10%.
Unit : mm
(2) Moving/Installation of Unit
¡ Move the unit as close to the installation location as possible in its packed form.
¡ If it must be unpacked befor moving, use a nylon sling, or apply a board to protect the unit from any damages and lift it with
a rope.
¡ Install the outdoor unit so it will be horizontal, or so there will be a slight downward slope towards the drainage hole.
¡ Also, secure the legs of the unit to a firm foundation to prevent any instabilities.
¡ If there is a possibility of vibations transferring to the house, apply a vibration pevention rubber (available in stores) between
the unit and the installation board and secure the unit.
¡ To ensure correct connections, mark each ends of the cables and the pipes with letters, A, B and C. It is important to use the
same letter for the corresponding cables and pipes.
(j) Installation Method at a Location with Strong Winds
1) Install with the blowing outlet 2) Install with the blowing outlet facing perpendicularly
facing the wall. to the direction of the wind.
direction of the wind
direction of the wind
over 800 mm
Notes (1) A square wall is not permissible. If the wall is taller than 2m,
or if there is extra wall space over the unit, please allow more
space than listed in the above.
Note (2) When installing multiple units, please ensure enough space
for suction to avoid any short-circuits.
Air inlet
Service
space
()
Air inlet
Air
Outlet
Note (1) If the wall is higher than 1.2 m or a ceiling is
present, distances larger than indicated in the above
table must be provided.
800