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MULTI V IV System Installation Manual
Due to our policy of continuous product innovation, some specifications may change without notification.
©LG Electronics U.S.A., Inc., Englewood Cliffs, NJ. All rights reserved. “LG” is a registered trademark of LG Corp.
All electric work must be performed by a licensed electrician
and conform to local building codes or, in the absence of
local codes, with the National Electrical Code, and the
instructions given in this manual.
If the power source capacity is inadequate or the electric work is not
performed properly, it may result in re, electric shock, physical injury or
death.
Do not install, remove, or re-install the unit by yourself
(customer). Ask the dealer or an authorized technician to
install the unit.
Improper installation by the user may result in water leakage, re,
explosion, electric shock, physical injury or death.
For replacement of an installed unit, always contact an
authorized LG service provider.
There is risk of re, electric shock, explosion, and physical injury or death.
Be very careful when transporting the product.
• Use appropriate moving equipment to transport each frame; ensure
the equipment is capable of supporting the weights listed above.
• Some products use polypropylene bands for packaging. Do not use
polypropylene bands to lift the unit.
• Suspend the outdoor unit from the base at specified positions.
Support the outdoor unit a minimum of four points to avoid slippage
from rigging apparatus..
Dispose the packing materials safely.
• Packing materials, such as nails and other metal or wooden parts,
may cause puncture wounds or other injuries.
• Tear apart and throw away plastic packaging bags so that children
may not play with them and risk suffocation and death.
Install the unit considering the potential for strong winds or
earthquakes.
Improper installation may cause the unit to fall over, resulting in physical
injury or death.
If the air conditioner is installed in a small space, take
measures to prevent the refrigerant concentration from
exceeding safety limits in the event of a refrigerant leak.
Consult the latest edition of ASHRAE (American Society of Heating,
Refrigerating, and Air Conditioning Engineers) Standard 15. If the
refrigerant leaks and safety limits are exceeded, it could result in personal
injuries or death from oxygen depletion.
Wear protective gloves when handling equipment. Sharp
edges may cause personal injury.
Do not install the unit on a defective stand.
It may result in an accident that causes product damage or personal injury
or death.
Do not change the settings of the protection devices.
If the pressure switch, thermal switch, or other protection device is
shorted and forced to operate improperly, or parts other than those
specied by LG are used, there is risk of re, electric shock, explosion,
and physical injury or death.
Do not store or use ammable gas or combustibles near the
unit.
There is risk of product failure, re, explosion, and physical injury or death.
Replace all control box and panel covers.
If cover panels are not installed securely, dust, water and animals may
enter the outdoor unit, causing re, electric shock, and physical injury or
death.
The heat recovery unit must be installed indoors; do not
install the heat recovery unit in a highly humid environment.
There is risk of product failure, property damage, and physical injury or
death due to electric shock.
Install the unit in a safe location where nobody can step on
or fall onto it.
There is risk of unit damage, physical injury or death.
INSTALLATION
SAFETY PRECAUTIONS
The instructions included in this manual must be followed to prevent product malfunction, property damage, injury, or death to the user or
other people. Incorrect operation due to ignoring any instructions will cause harm or damage. The level of seriousness is classified by the
symbols described below.
This symbol indicates that the action or lack thereof could possibly cause property damage, death, or personal injury.
This symbol indicates that the following action should not be performed.
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This symbol indicates that the action or lack thereof could possibly cause equipment malfunction or failure.
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