Mitsubishi Electric MSZ-GL25VGD 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).
■ 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.
■
experienced electrician, according to the installation
manual. Be sure to use an exclusive circuit. Do not
connect other electrical appliances to the circuit.
■ Earth the unit correctly.
■ Do not damage the wires by applying excessive pres-
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.
■
the terminal block connecting sections so the stress
of the wires is not applied to the sections. Do not
extend the wires, or use intermediate connection.
■
gas may leak.
■ Do not use intermediate connection of the power
cord or the extension cord and do not connect many
devices to one AC outlet.
■ Install an earth leakage breaker depending on the
installation place.
■ Perform the drainage/piping work securely according
to the installation manual.
REFRIGERANT
Model names are indicated in 1-3.
■
for the installation work.
■ 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.
■ Attach the electrical cover to the indoor unit and the
service panel to the outdoor unit securely.
■ When installing, relocating, or servicing the unit,
refrigerant (R32) enters the refrigerant circuit.
■ 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.
■ Use appropriate tools and piping materials for instal-
lation.
■ When pumping down the refrigerant, stop the com-
pressor before disconnecting the refrigerant pipes.
■
outdoor unit.
■ Do not install the outdoor unit where small animals
may live.
WARNING
CAUTION
Required Tools for Installation
■ When installing the unit, securely connect the refriger-
ant pipes before starting the compressor.
■
in this manual.
■ The unit shall be installed in accordance with national
wiring regulations.
■
equipment, completely remove all of the refrigerant
from the air conditioner and ensure that the area is
well-ventilated.
■ Do not use means to accelerate the defrosting process
or to clean, other than those recommended by the
manufacturer.
■ The appliance shall be stored in a room without
continuously operating ignition sources (for exam-
operating electric heater.
■ 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-
mum.
■ Compliance with national gas regulations shall be
observed.
■ Keep any required ventilation openings clear of ob-
struction.
■ In Australia, only technicians that possess the appro-
priate license issued by the Australian Refrigeration
Council (ARC) should install this product.