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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.
Symptoms
The air conditioner
does not work
normally.
The air conditioner
does not work.
Burning smell and strange sounds are coming from the unit.
• Turn off the air conditioner, switch OFF, or disconnect the power supply,
and contact the service center.
Water leaks from the indoor unit even when the humidity level is low.
• Turn off the air conditioner, switch OFF, or disconnect the power supply,
and contact the service center.
The power cable is damaged or it is generating excessive heat.
• Turn off the air conditioner, switch OFF, or disconnect the power supply,
and contact the service center.
A switch, a circuit breaker (safety, ground), or a fuse is not operated
properly.
• Turn off the air conditioner, switch OFF, or disconnect the power supply,
and contact the service center.
The unit generates an error code from its self-diagnosis.
• Turn off the air conditioner, switch OFF, or disconnect the power supply,
and contact the service center.
The air conditioner is unplugged.
• Check whether the power cord is plugged into the outlet or the power
isolators are switched on.
A fuse exploded, 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 was turned off automatically at a preset time.
• Turn the air conditioner on.
The battery setting in the remote controller is incorrect.
• 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.
Possible Causes & Solution
EN
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