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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.
Do not alter the unit.
experienced electrician, according to the installa-
tion 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
pressure with parts or screws.
up the indoor P.C. board or wiring works.
to 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 con-
nection.
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.
for the installation work.
REFRIGERANT
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,
make sure that no substance other than the speci-
Do not discharge the refrigerant into the atmos-
phere. If refrigerant leaks during installation, ven-
tilate the room. Check that the refrigerant does not
leak after installation has been completed.
Use appropriate tools and piping materials for
installation.
When pumping down the refrigerant, stop the com-
pressor before disconnecting the refrigerant pipes.
When installing the unit, securely connect the
refrigerant pipes before starting the compressor.
in this manual.
The unit shall be installed in accordance with na-
tional wiring regulations.
Warning
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
minimum.
Compliance with national gas regulations shall be
observed.
Keep any required ventilation openings clear of
obstruction.
For Wi-Fi interface
Do not install the indoor unit equipped with the Wi-
Fi interface nearby the automatic control devices
Do not use the indoor unit equipped with the Wi-Fi
interface nearby the medical electrical equipment
or people who have a medical device such as a
cardiac pacemaker or an implantable cardioverter-
This indoor unit equipped with the Wi-Fi interface
should be installed and operated with a minimum
or bystanders.
In Australia, only technicians that possess the ap-
®
-
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Summary of Contents for Mitsubishi Electric MSZ-AP25VGD2
- Page 1 REFRIGERANT 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 ® ® Warning Do not install the unit by yourself (user). When plugging the power supply plug into the outlet, make sure that there is no dust, clogging, equipment, completely remove all of the refrigerant from the air conditioner and ensure that the area is...
- Page 2 Caution Install an earth leakage breaker depending on the Do not install the outdoor unit where small animals For Wi-Fi interface installation place. may live. To prevent damage from static electricity, touch a nearby metal body to discharge static electric- ity from yourself before touching the indoor unit Perform the drainage/piping work securely ac- equipped with the Wi-Fi interface.
- Page 3 Accessories Parts to be provided at your site Note: Warning Outdoor unit installation Drain piping for outdoor unit Important notes Note:...
- Page 4 Note: Pipe forming Drain piping S1 S2 S3 S1 S2 S3...
- Page 5 Left or left-rear piping Note: Power supply cord (K) Power supply cord (K) 1 2 3 C Power supply cord (K) 1 2 3 C Power supply cord (K) Caution • To prevent malfunction caused by noise, route the cord connecting this unit •...
- Page 6 Indoor unit connection Outdoor unit connection Warning When installing the unit, securely connect the refrigerant pipes before starting the compressor.
- Page 7 • Caution: To the user Warning risks before opening the stop valves.
- Page 8 Caution Do not move the vane by force. It will cause a malfunction. Installation procedure Warning When the refrigeration circuit has a leak, do not execute pump down with the compressor. When pumping down the refrigerant, stop the compressor before discon- necting the refrigerant pipes.
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