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SAFETY FOR USE
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fire may result. If you need to have the unit
Ask your dealer or specialized subcontractor
for installation.
For installation, conduct the work correctly by
following the Installation Manual.
Install the unit on a spot sufficiently durable against
the unit weight.
All electric work must be performed by licensed
technician, according to local regulations and the
instructions given in this manual.
The units should be powered by dedicated power
lines.
Use only the specified cables for wiring. The
connections must be made secured without
tension the terminals.
The unit should be installed according to the
instructions in order to minimize the risk of damage
from earthquakes, typhoons or strong winds.
The outdoor unit must be installed on stable, level
surface, in a place where there is no accumulation
of snow , leaves or rubbish.
The outdoor unit should be installed in a location
where air and noise emitted by the unit will not
disturb the neighbors. The indoor unit should be
securely installed.
Never repair the unit, remodel or transfer it to
another site by yourself.
Use only the specified refrigerant (R-22) to charge
the refrigerant circuit.
Do not mix it with any other refrigerant and do not
allow air to remain in the circuit.
Ventilate the room if refrigerant leaks during
Installation.
After completing installation work, make sure that
refrigerant gas has not leaked.
Take a proper measure to suppress the critical
concentration of refrigerant if leaked when
installing the unit in a small room.
The terminal block cover of unit must be firmly
attached to prevent entry of dust and moisture.
Use only optional parts authorised by Mitsubishi
Electric.
Before conducting installation work, please read this ''SAFETY FOR USE'' carefully
for
correct installation.
Since the caution items shown here contain important description relative to safety, please
observe them without fail.
After reading, please keep it with you together the Instruction Manual, and read it again at the
movement of the unit.
Conducting installation work by yourself improperly
may cause a fire, electric shock or water leakage.
Improper installation may cause a fire, electrical shock
or water leakage.
Insufficient durability can cause an injury by the falling
down of unit.
Power lines with insufficient capacity or improper
electrical work may result in electric shock or fire.
Improper connection or fastening can cause a fire or
electrical shock.
Improper installation work can cause an injury by the
falling down of the unit.
If the unit is loosely mounted, it may fall, and cause injury.
If they are performed improperly, water leakage, electric
shock or
repaired or moved, consult your dealer.
Air enclosed in the circuit can cause high pressure resulting
in a rupture and other hazards.
The refrigerant heated generates poisonous gas by
decomposition which can cause poisoning.
If refrigerant gas has leaked and exposed to fan heater,
Please do the gas leakage inspection before starting.
stove, oven and so on, it may generate noxious gases.
The limit density is made not to be exceeded even if the
refrigerant leaks by any chance.
You are necessary to ventilation measures to prevent
the accident. If the refrigerant leaks, hypoxia accident
may caused.
For the countermeasure to be taken, consult your
dealer.
Improper mounting of the cover cause electric shock or
fire.
If the accessories are installed improperly, water
leakage, electric shock or fire may result.
Ask your dealer or an authorised company to install
them.
Erroneous handling gives a high possibility to induce serious results such as
death or heavy injury.
Erroneous handling may induce serious injury depending on the situation.
Warning
Warning
Caution
The heating of refrigerant is noted.
When the refrigerant touches the fire etc., it was decom-
posed and a poisonous gas is generated.
Do not use the welding machine etc., in the room close up
of the installation of the air conditioner.