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5.4 Installation procedure
5.4.1 Pre-installation
The installation location selected shall meet the following conditions and be approved by users.
• The strength shall be sufcient to withstand the weight of the connection kit
• There is no signicant tilt on the plane.
• Ensure that there is enough space for installation and maintenance.
• There is space for inspection on the side and top of the electric box
• The length of piping between the indoor and outdoor units shall be within the permissible range (referring to the
specication attached to the outdoor unit).
• Please install the connection kit in places where noise will not inuence the customers too much (such as
washroom, passageway, warehouse, equipment room, etc.). Places with high requirement for quiet are not
suggested for installation, such as bedroom, drawing room, meeting room, ofce, etc.
Note:
• the electrical box can be changed as show in 3 connection kit installation.
• When starting up, stop, defrosting, and oil-returning in heating mode , the 4-way valve will veer and create noise.
This kind of noise is normal for the running of connection kit.
• A noise may be emitted by the connection kit as a result of control during operation or stopping of an indoor unit.
If it is installed in the ceiling where it is exposed, take adequate precautions with the installation location.
<Notice item>
• Inspect whether the installation location can sufciently withstand the weight of connection kit and set the hoisting
bolts by reinforcing the beam if necessary. Use hoisting bolts in installation (referring to 2 for the preparation
before installation).
• Install the power wiring and power line of the connection kit at more than 1 m away from TV and radio to prevent
the image clutter and noise. But, there may be noise even if it is more than 1 m according to the different waves.
Min100
Front view
Min200 Min200
Min300
Top view
Wall mounted (mm)
Celing mounted (mm)
Front view Side view
Min200
Min200
Min300
Min50
Min50
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