Mitsubishi Electric MSY-GN71VF Installation Manual

INSTALLATION MANUAL

1. BEFORE INSTALLATION

MEANINGS OF SYMBOLS DISPLAYED ON INDOOR UNIT AND/OR OUTDOOR UNIT
WARNING
1-1. THE FOLLOWING SHOULD ALWAYS BE OBSERVED FOR SAFETY
■ Do not install the unit by yourself (user).
installer.
■ Perform the installation securely referring to the
installation manual.
■ When installing the unit, use appropriate protective
equipment and tools for safety.
■ Install the unit securely in a place which can bear the
weight of the unit.
■ E
.
connect other electrical appliances to the circuit.
electric shock.
■ Earth the unit correctly.
Do not connect the earth to a gas pipe, water pipe, light-
ning rod, or telephone earth. Defective earthing could
cause electric shock.
■ D
sure with parts or screws.
■ Be sure to cut off the main power in case of setting
up the indoor P.C. board or wiring works.
Failure to do so could cause electric shock.
■ U
the terminal block connecting sections so the stress
of the wires is not applied to the sections. Do not
■ D
gas may leak.
If gas leaks and accumulates in the area around the unit,
it could cause an explosion.
■ Do not use intermediate connection of the power
devices to one AC outlet.
current, etc.
■ Install an earth leakage breaker depending on the
installation place.
electric shock.
■ Perform the drainage/piping work securely according
to the installation manual.
If there is defect in the drainage/piping work, water could
drop from the unit, soaking and damaging household goods.
REFRIGERANT
Model names are indicated in 1-3.
WARNING
■
for the installation work.
etc.
■ When plugging the power supply plug into the outlet,
make sure that there is no dust, clogging, or loose
parts in both the outlet and the plug. Make sure that
the power supply plug is pushed completely into the
outlet.
If there is dust, clogging, or loose parts on the power
supply plug or the outlet, it could cause electric shock or
replace it.
■ Attach the electrical cover to the indoor unit and the
service panel to the outdoor unit securely.
If the electrical cover of the indoor unit and/or the service
panel of the outdoor unit are not attached securely, it could
. D
■ When installing, relocating, or servicing the unit,
refrigerant (R32) enters the refrigerant circuit.
- could lead to a serious impediment to securing product
safety.
■ Do not discharge the refrigerant into the atmosphere.
If refrigerant leaks during installation, ventilate the
room. Check that the refrigerant does not leak after
installation has been completed.
ing part of such a fan heater, kerosene heater, or cooking
stove, it will create harmful gas.
■ Use appropriate tools and piping materials for instal-
. lation.
appropriate tools or materials and incomplete installation
■ When pumping down the refrigerant, stop the com-
pressor before disconnecting the refrigerant pipes.
If the refrigerant pipes are disconnected while the com-
drawn in and the pressure in the refrigeration cycle could
■ D
outdoor unit.
■ Do not install the outdoor unit where small animals
may live.
If small animals enter and touch the electric parts inside the
Also, advise user to keep the area around the unit clean.
JG79B941H01
Phillips screwdriver
Level
Scale
Utility knife or scissors
75 mm hole saw
Wrench (or spanner)
Appropriate personal protective equipment
■ When installing the unit, securely connect the refriger-
■ F
■ The unit shall be installed in accordance with national
■ W
■ Do not use means to accelerate the defrosting process
■ The appliance shall be stored in a room without
-
■ Do not pierce or burn.
■ Be aware that refrigerants may not contain an odour.
■ Pipe-work shall be protected from physical damage.
■ The installation of pipe-work shall be kept to a mini-
■ Compliance with national gas regulations shall be
-
■ Keep any required ventilation openings clear of ob-
■ In Australia, only technicians that possess the appro-
CAUTION
■ Do not operate the air conditioner during interior
Required Tools for Installation
4 mm hexagonal wrench
Flare tool for R32, R410A
Gauge manifold for R32, R410A
Vacuum pump for R32, R410A
Charge hose for R32, R410A
Pipe cutter with reamer
ant pipes before starting the compressor.
drawn in and the pressure in the refrigeration cycle could
in this manual.
period and cause refrigerant leakage.
wiring regulations.
equipment, completely remove all of the refrigerant
from the air conditioner and ensure that the area is
well-ventilated.
heating part, it will create harmful gas and there is risk of
or to clean, other than those recommended by the
manufacturer.
operating electric heater.
mum.
observed.
struction.
priate license issued by the Australian Refrigeration
Council (ARC) should install this product.
.
Before operating the air conditioner, ventilate the room well
after such work is performed. Otherwise, it may cause vola-
tile elements to adhere inside the air conditioner, resulting
in water leakage or scattering of dew.
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