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ances or devices, it must be a dedicated power source for this
appliance.
• Do not modify or extend the power cable.
• Ensure the power cable is secure so that it does not come out
while the appliance is operating.
• Do not touch the power plug or the appliance controls with
wet hands.
• Cut the power during a severe thunderstorm or lightening or
when not in use for a long period of time.
• Do not grab the power cable when removing the plug, but
rather hold the power plug tightly.
• Do not bend the power cable excessively or place a heavy ob-
ject on it.
• Do not turn on the circuit breaker or power when covers are
removed or opened.
• Make sure that the pipe and the power cable connecting the
indoor and outdoor units are not pulled too tight when in-
stalling the appliance.
• Install dedicated electric outlet and circuit breaker for the appli-
ance.
• Make sure to close the cover of the control box after connect-
ing the wiring to the appliance.
• Loose connections may cause electrical sparks, injury, and
death.
• Do not install the appliance in a place where flammable liquids
or gases such as gasoline, propane, paint thinner, etc., are
stored.
• Only use the refrigerant designated on the label, do not put
any foreign substances into the appliance.
• Any person who is involved with working on or breaking into a
refrigerant circuit should hold a current valid certificate from an
This symbol indicates that this appliance uses a flam-
mable refrigerant. If the refrigerant is leaked and expo-
sure to an external ignition source, there is a risk of fire.
This symbol indicates that the Operation Manual
should be read carefully.
This symbol indicates that a service personnel should
be handling this equipment with reference to the Instal-
lation Manual.
This symbol indicates that information is available such
as the Operating Manual or Installation Manual.
IMPORTANT SAFETY INSTRUCTIONS
WARNING
To reduce the risk of explosion, fire, death, electric shock, injury
or scalding to persons when using this product, follow basic pre-
cautions, including the following:
• The information contained in the manual is intended for use by
a qualified service technician who is familiar with the safety
procedures and equipped with the proper tools and test instru-
ments.
• The appliance shall be installed in accordance with national
wiring regulations.
• Compliance with national gas regulations shall be observed.
• Means for disconnection must be incorporated in the fixed
wiring in accordance with the wiring rules.
• If the supply cord is damaged, it must be replaced by the man-
ufacturer or its service agents or similarly qualified person in
order to avoid a hazard.
• Appliance shall be disconnected from its power source during
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service and when replacing parts.
• Failure to read and follow all instructions in this manual can re-
sult in equipment malfunction, property damage, personal in-
jury and/or death.
• Check that the appliance’s voltage level is 90 % or higher than
the rated voltage. To check it, refer to the label attached to the
side of the appliance.
• Do not install the appliance on an unstable surface or in a
place where there is danger of it falling.
• This appliance must be grounded. In the event of malfunction
or breakdown, grounding will reduce the risk of electric shock
by providing a path of least resistance for electric current.
• Improper connection of the equipment-grounding conductor
can result in risk of electric shock. Check with a qualified elec-
trician or service personnel if you are in doubt as to whether
the appliance is properly grounded.
• If the power supply cable is damaged or the cable connection
is loose, do not use the power supply cable and contact an au-
thorized service center.
• Do not connect the ground wire to a gas pipe, a lightning rod,
or a telephone ground wire.
• Do not share the power supply for this unit with other appli-
The following symbols are displayed on indoor and outdoor
units. (for R32)
INSTALLATION MANUAL AIR CONDITIONER
TYPE : WALL MOUNTED
Original instruction
MFL67713839
Rev.04_032321
Copyright © 2016 - 2021 LG Electronics Inc. All Rights Reserved.
SAFETY INSTRUCTIONS
The following safety guidelines are intended to prevent
unforeseen risks or damage from unsafe or incorrect operation of
the appliance. The guidelines are separated into ‘WARNING’ and
‘CAUTION’ as described below.
WARNING
This indicates that the failure to follow the instructions can
cause serious injury or death.
CAUTION
This indicates that the failure to follow the instructions can
cause the minor injury or damage to the product.
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!
This symbol is displayed to indicate matters and
operations that can cause risk. Read the part with this
symbol carefully and follow the instructions in order to
avoid risk.
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