Operation Manual

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❚ Safety precautions
CAUTION
• Do not touch the aluminum fi ns on the
air heat exchanger.
It may result in injury.
• Do not place household electrical
appliances or household items under
neath the indoor or outdoor units.
Condensation falling from the unit may
stain objects and cause accidents or
electrical shock.
• Do not operate the system without the
air fi lter.
It can cause malfunction of the system
due to clogging of the heat exchanger
and to locking of drain pump.
• Do not shut off the power source
immediately after stopping the
operation.
Wait at least 5 minutes, otherwise there
is a risk of water leakage or breakdown.
• Do not control the system with main
power switch.
It can cause fi re or water leakage. In
addition, the fan can start unexpectedly,
which can cause personal injury.
• Do not pour liquid into this unit and
do not put water container on this
unit.
Water entering the unit could damage the
insulation and therefore cause an electric
shock.
• If you operate the system together
with a combustion appliance, you
must regularly ventilate the indoor air.
Insuffi cient ventilation may cause
accidents due to oxygen defi ciency.
• During the operation or maintenance,
do not use an unstable footrest.
It may lead to injuries resulting from
falling.
• Before cleaning or maintenance, make
sure to stop operation and cut off the
power.
The fan inside rotates at high speeds.
• Do not place objects near the outdoor
unit or allow leaves to gather around
the unit.
If there are objects or leaves around the
outdoor unit, small animals may enter
unit and contact electrical parts and may
cause a break-down, smoke or fi re.
• Contact your dealer to clean inside the
indoor unit and fi lter maintenance, do
not attempt to do by yourself.
The use of a non-approved detergent or
improper washing method may damage
the unit’s plastic components and cause
leaks. Damage, smoke, or fi re may also
happen if the detergent comes in contact
with electrical parts or the unit’s motor.
• Stop the unit and turn off the power if
you hear thunder or there is a danger
of lightning.
It may damage the unit.
• If the power cord becomes damaged,
contact your dealer or a qualifi ed
engineer.
If it is not replaced, it may cause a
breakdown or fi re.
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