Troubleshooting - LG VM122H6 NJM0 Owner's Manual

TROUBLESHOOTING

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 Calling for Service
Please check the following before you contact the service center. If the problem persists, contact your local
service center.
Problem
The air conditioner
does not work
normally.
The air conditioner
does not work.
24
Possible Causes
Burning smell and strange sounds
are coming from the unit.
Water leaks from the indoor unit even
when the humidity level is low.
The power cable is damaged or it is
generating excessive heat.
A switch, a circuit breaker (safety,
ground), or a fuse is not operated
properly.
The unit generates an error code from
its self-diagnosis.
The air conditioner is unplugged.
A fuse exploded, or the power supply
is blocked.
A power failure has occurred.
The voltage is too high or too low.
The air conditioner was turned off
automatically at a preset time.
The battery setting in the remote
controller is incorrect.
Corrective Action
• Turn off the air conditioner, unplug the
power cable or disconnect the power
supply, and contact the service center.
• Check whether the power cord is plugged
into the outlet or the power isolators are
switched on.
• Replace the fuse or check if the circuit
breaker has tripped.
• 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.
• Check if the circuit breaker has tripped.
• Turn the air conditioner on.
• Make sure that the batteries are inserted
correctly in your remote controller.
• If the batteries are placed correctly, but
the air conditioner still does not operate,
replace the batteries and try again.