LG LSNQ076ABL [20/21] Troubleshooting tips save time and money
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LG LSNQ076ABL [20/21] Troubleshooting tips save time and money

LG S09LH SQ0 [20/21] Troubleshooting tips save time and money
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Safety PrecautionsOperating InstructionsCare and MaintenanceTroubleshooting Tips Care and Maintenance Operating Instructions Safety Precautions
Before you call for service...
Check the following points before requesting repairs or service.... If the fault persists, please
contact your dealer or service center.
Troubleshooting Tips! Save time and money!
Case Explanation See page
The air conditioner does not
operate.
The room has a peculiar
odor.
It seems that condensation
is leaking from the air
conditioner.
Air conditioner does not
operate for about 3 minutes
when restarted.
Does not cool or heat
effectively.
The air conditioner
operation is noisy.
Remote control display is
faint, or no display at all.
Crack sound is heard.
• Have you made a mistake in timer operation?
• Has the fuse blown or has the circuit breaker
been tripped?
• Check that this is not a damp smell exuded by
the walls, carpet, furniture, or cloth items in the
room.
• Condensation occurs when the airflow from
the air conditioner cools the warm room air.
• This is the protector of the mechanism.
• Wait about three minutes and operation will
begin.
• Is the air filter dirty? See air filter cleaning
instructions.
• Has the temperature been set incorrectly?
• Are the indoor unit's air inlet or outlet vents
obstructed?
• 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.
• Are the batteries depleted?
• Are the batteries inserted in the opposite (+)
and (-) directions?
• This sound is generated by the
expansion/constriction of the front panel, etc.
due to changes of temperature.
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4
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