Before You Call For Service - LG ARNU05GL4G4 Benutzerhandbuch

Before you call for service...

Troubleshooting Tips! Save time and money!
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Check the following points before requesting repairs or service.... If the malfunction persists,
please contact your dealer.
The air conditioner
does not operate.
• Have you made a
mistake in timer
operation?
• Has the fuse blown
or has the circuit
breaker been
tripped?
Does not cool or heat
effectively.
• Is the air filter dirty?
See air filter cleaning
instructions.
• The room may have
been very hot when
the room air
conditioner was first
turned on. Allow time
for it to cool down.
• Has the temperature
been set incorrectly?
• Are the indoor unit's
air inlet or outlet vents
obstructed?
NOTICE
WATER RESISTANT: The outdoor side of this appliance is WATER RESISTANT.
The room has a
peculiar odor.
• Check that this is not
a damp smell exuded
by the walls, carpet,
furniture or cloth
items in the room.
The air conditioner
operation is noisy.
• For a noise that
sounds like water
flowing.
-This is the sound of
freon flowing inside
the air conditioner
unit.
• For a noise that
sounds like the
compressed air
releasing into
atmosphere.
-This is the sound of
the dehumidifying
water being
processed inside the
air conditioning unit.
The indoor side is not water resistant and should not be exposed to
excess water.
Maintenance and Service
It seems that
condensation is
leaking from the air
conditioner.
• Condensation occurs
when the airflow from
the air conditioner
cools the warm room
air.
Crack sound is
heard.
• This sound is
generated by the
expansion/ constriction
of the front panel, etc.
due to changes of
temperature.
Filter sign lamp
(LED) is ON.
• Cleaning the filter,
press the Timer
button and ◀ button
of wired remote
controller at the same
time for 3 s
Owner's Manual 11
Air conditioner does
not operate for about
3 minutes when
restart.
• This is the protector
of the mechanism.
• Wait about three
minutes and
operation will begin.
Remote control
display is faint, or no
display at all.
• Are the batteries
depleted?
• Are the batteries
inserted in the
opposite (+) and (-)
directions?