Safety Precautions
Service Manual 3
Safety Precautions
To prevent injury to the user or other people and property damage, the following instructions must
be followed.
■ Incorrect operation due to ignoring instruction will cause harm or damage. The seriousness is
classified by the following indications.
■ Meanings of symbols used in this manual are as shown below.
This symbol indicates the possibility of death or serious injury.
This symbol indicates the possibility of injury or damage.
■ For Installation
Be sure not to do.
Be sure to follow the instruction.
For electric working(wiring work),
contact Service Center or agency
you purchased the product.
• If you disassemble of repair
arbitrarily, it may cause fire or
electric shock.
Install in a place capable of the
product's weight.
• If the product is installed in a place
incapable of its weight, it may cause
an accident by its dropping.
Do not arbitrarily disassemble,
repair, or modify the product.
• It may cause fire or electric shock.
Be sure to undertake
grounding work.
• If you do not undertake grounding
work, it may cause electric shock.
Use an netted inlet for
external air to prevent birds
from entering.
• Remove any clogs such as bird nest.
It may cause an oxygen deficiency in
a room.
Install the air intake where
polluted air can not be directly
sucked in.
• It may cause various accidents,
including suffocation, due to the
suction of harmful gasses(CO, etc.)
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