Safety precautions
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Thoroughly read the following safety precautions prior to installation.
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Observe these precautions carefully to ensure safety.
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After reading this manual, pass the manual on to the end user to retain for future
reference.
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The user should keep this manual for future reference and refer to it as necessary. This
manual should be made available to those who repair or relocate the units. Make sure
that the manual is passed on to any future air conditioning system user.
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All electrical work must be performed by qualified personnel.
: indicates a hazardous situation which, if not avoided, could result
in death or serious injury.
: indicates a hazardous situation which, if not avoided, could result
in minor or moderate injury.
General precautions
To reduce the risk of injury, electric shock, or malfunction, avoid contact with the sharp
edges of certain parts.
To reduce the risk of injury, wear protective gear when working on the controller.
Precautions for unit installation
Properly dispose of the packing materials. Plastic bags pose a suffocation hazard to
children.
Take appropriate safety measures against earthquakes to prevent the controller from
causing injury.
To prevent injury, install the controller on a flat surface strong enough to support its
weight.
Precautions for relocating or repairing the unit
The controller must be repaired or moved only by qualified personnel. Do not
disassemble or modify the controller. Improper installation or repair may result in injury,
electric shock, or fire.
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