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LG A12LL Manual

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TROUBLESHOOTING
21
ENGLISH
Self-diagnosis function
This product has a built-in self-diagnosis function. If an error occurs, the lamp of the indoor unit
will blink in 2 second intervals. If this occurs, contact your local dealer or service center.
Before requesting service
Please check the following before you contact the service center. If the problem persists, contact
your local service center.
Problem Possible causes Corrective action
Abnormal operating
conditions.
• There is a burning
smell and a strange
sound coming from
the unit.
• Turn off the air conditioner, unplug the
power cord and contact the service
center.
• Water leaks from
the indoor unit even
when the humidity
level is low.
• The power cord is
damaged or
generating
excessive heat.
•
A switch, a circuit
breaker (safety,
ground) or a fuse is
not operated properly.
The air conditioner does not
work.
• The air conditioner
is unplugged.
• Check whether the power cord is
plugged into the outlet.
• A fuse is blown or
the power supply is
blocked.
• Replace the fuse or check if the circuit
breaker has tripped.
• A power failure has
occurred.
• Turn off the air conditioner when a power
failure occurs.
• When the power is restored, wait 3
minutes, and then turn on the air
conditioner.
• The voltage is too
high or too low.
• Check if the circuit breaker has tripped.
• The air conditioner
turned off
automatically at a
preset time.
• Press the power button again.
• Battery setting is
wrong in the remote
controller.
• Is the battery inserted in Remoted
controler? Is the battery inserted with the
correct terminal (+)(-)?
• Even if you check the upper lists, the
air-conditioner does not operate. Please
replace new batteries.
TROUBLESHOOTING
… 21 …


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