MCAC-VTSM-2014-10 R410A All DC Inverter Mini VRF
Installation 59
If refrigerant gas leaks into the room and flows near a fire source, such as a cooking range, noxious gas might
generate. Install the air conditioner securely in a location where the base can sustain the weight adequately.
Perform the specified installation work to guard against an earthquake.
If the air conditioner is not installed appropriately, accidents may occur due to the falling unit.
Electrical work must be performed by a qualified electrician in accordance with the Installation Manual.
Make sure the air conditioner uses an exclusive power supply. An insufficient power supply capacity or
inappropriate installation may cause fire. Use the specified cables for wiring connect the terminals securely fix.
To prevent external forces applied to the terminals from affecting the terminals.
Be sure to provide grounding. Do not connect ground wires to gas pipes, water pipes, lightning rods or ground
wires for telephone cables.
Conform to the regulations of the local electric company when wiring the power supply. Inappropriate
grounding may cause electric shock
Do not install the air conditioner in a location subject to a risk of exposure to a combustible gas.
If a combustible gas leaks, and stays around the unit, a fire may occur.
2. Accessories
Please check whether the following fittings are of full scope. If there are some spare fittings, please keep them
carefully.
Outdoor unit installation
manual
Outdoor unit owner’s manual
Indoor unit owner’s manual
3. Outdoor unit installation
3.1 Installation space selection
Install the outdoor unit at a place where discharge air is not blocked. When an outdoor unit is installed in a
place that is always exposed
To a strong wind like a coast or on the high store of a building, secure a normal fan operation by using a
duct or a wind shield.
When installing the outdoor unit in a place that is constantly exposed to a strong wind such as the upper
stairs or rooftop of a building, apply the windproof measures referring to the following examples.
Install the unit so that its discharge port faces to the wall of the building. Keep a distance 2000mm or more
between the unit and the wall surface.
Supposing the wind direction during the operation season of the discharge port is set at right angle to the
wind direction.
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