1. Safety Summary
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A16381TMEU
Take the following precautions to reduce the risk of property damage.
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Do not touch the main circuit board or electronic components in the controller or remote devices.
Make sure that dust and/or steam does not accumulate on the circuit board.
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When installing the unit in a hospital or other facility where electromagnetic waves are generated from nearby
medical and/or electronic devices, be prepared for noise and Electromagnetic Interference (EMI). Do not
install where the waves can directly radiate into the electrical box, controller cable, or controller. Inverters,
appliances, high-frequency medical equipment, and radio communications equipment. EMI may cause the
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If the wired controller is installed in a location where electromagnetic energy is generated, make sure that the
wired controller is shielded and cables are sleeved inside conduit tubing.
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During the test run, check the unit’s operation temperature. If the unit is used in an environment where the
temperature exceeds the operation boundary, it may cause severe damage. Check the operation temperature
boundary of 32°F to 104°F (0°C to 40°C).
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Perform properly electrical wiring work. The details of the electrical wiring connection are described in the
"Electrical Wiring" of corresponding Installation and Maintenance Manual.
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and installation. If the wired remote controller may be accessible to unauthorized third-party, please set the
NFC to "Disable" by referring to the installation manual.
Installation Precautions
Take the following precautions to reduce the risk of electric shock, fire, or
explosion resulting in serious injury or death:
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If the remote sensors are not used with this controller, then do not install this controller…
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In a room where there is no thermostat.
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Where the unit is exposed to direct sunshine or direct light.
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Where the unit is in close proximity to a heat source.
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In areas with poor air circulation and ventilation.
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Perform a test run using the controller to ensure normal operation. Safety guards, shields, barriers, covers, and
and clothing away from any moving parts.
After installation work for the system has been completed, explain the "Safety Precautions," use, and
maintenance of the unit to the customer according to the information in all manuals that accompanied the
system. All manuals and warranty information must be given to the user or left near the Indoor Unit.
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