Solving Common Problems
Before contacting the
They may save you the time and expense of an unnecessary call.
Problem | Explanation/Solution |
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The air conditioner does not | Check if power is on and operate the air conditioner again. |
operate at all. | Check if the circuit breaker is switched off. |
| Check if Off Timer is set. |
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The temperature is not adjusted. | Check if you selected the Fan mode. |
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The air conditioner does not operate | Check if the air conditioner is cooling only model. |
in the HEAT mode. | Check if the remote control is for cooling only model. |
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The cool(warm) air does not come | Check if set temperature higher(lower) than current temperature. |
out from the air conditioner. | Check if you selected the Fan mode. Select the Cool, Heat, Auto or Dry |
| mode. |
| Check if the air filter is blocked by dirt. Clean the air filter regularly. |
| Check if the there is cover on the outdoor unit or any obstacle. |
| Remove the cover or obstacle. |
| Check if you installed the air conditioner under direct sunlight. |
| The window or door may be opened. |
| Check if you turn on the air conditioner just now. |
| It takes about 3 minutes to cool or heat the room. |
| Check if the drain pipe is too long. |
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The fan speed is not adjusted. | In Auto or Dry mode, the fan speed is selected automatically. |
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The remote control does | Check if the battery is discharged. Replace the battery. |
not operate. | Check if the remote control sensor is blocked. |
| Check if the air conditioner is placed near strong light. |
The Timer is not set. | Check if you pressed the | button after selecting time. | |
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Odor is permeated in the | Check if you use the air conditioner in smoky area or there is a smell. | ||
room during operation. | Ventilate the room or select the Fan mode for 1~2 hours. | ||
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The indoor unit indicator | Press the | button to turn on the air conditioner again. | |
flashes. | Switch the circuit breaker off and switch on it again. | ||
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Strange sound is heard from | The sound is heard when the refrigerant gas flow is changed depending | ||
the air conditioner. | on the use of the air conditioner. | ||
When you press the 
button, noise may be heard that the air conditioner sense the airflow blade.
Water drops from the outdoor | Water may form due to the difference of the temperature. |
unit connection part. |
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SYMPTOMS |
| CHECK ERROR MODE (DISPLAYED) |
| MANAGEMENT | ||||||
| Some signal is displayed on the window LED |
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The abnormal signal is | like | , | , | , | , | , | , |
| This product has something | |
, All blink, | , | , | , | , | , |
| wrong, please call the nearest | |||
displayed |
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, | , | , | , | , | , | , | , | contact center. | ||
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