Troubleshooting
Refer to the following chart if the air conditioner operates abnormally. This may save time and unnecessary expenses.
| PROBLEM | SOLUTION |
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| The air conditioner does | • Check power status and then operate the air conditioner again. | |||
| not work at all. | • Plug in or switch on the circuit breaker and then operate the air conditioner again. | |||
| • Check if you have set the Off Timer. Operate the air conditioner again by pressing the | |||
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| Power button. |
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| The temperature | • Check if you have selected Dry/Fan/Turbo/d'light Cool mode. In these modes, desired | |||
adjustment is not working. |
| temperature is set to auto and you cannot adjust the temperature. | ||
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| Cool/Warm air does | • Check if the set temperature is higher(during Cool mode)/lower(during Heat mode) than | |||
| not come out of the air |
| the current temperature. Press the Temp hr. + or – button on the remote controller to | ||
| conditioner. |
| change the set temperature. |
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| • Check if the Full HD filter is blocked by dirt. If there is a lot of dust on the Full HD filter, | |||
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| cooling(heating) performance may decrease. Clean them frequently. | ||
| • Check if the outdoor unit is covered or installed near the obstacle. Take the cover off and | |||
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| take the obstacle away. |
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| • If you want to operate the air conditioner in the sunlight, cover the outdoor unit using | |||
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| curtains or etc. |
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| • Check if the air conditioner is operating in |
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| When the ice formed in winter or the outdoor temperature is too low, the air conditioner | ||
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| operates in | ||
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| not come out. |
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| • If the doors or windows are open, it may cause bad cooling (heating) performance. | |||
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| Close the doors and windows. |
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| • Check if the air conditioner has just been turned on after stopping cooling or heating | |||
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| operation. In this case, just a fan will run to protect the outdoor unit compressor. | ||
| • Check if the pipe length is too long. When the pipe length exceeds maximum allowable | |||
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| pipe length, cooling (heating) performance may decrease. | ||
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Air flow adjustment is not | • | Check if you have selected | mode. In these modes, and you cannot adjust the | |
| working. |
| air flow direction. |
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| (If the good’sleep mode is operating in Heat mode, you can adjust the air flow direction) | ||
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| Fan speed adjustment is | • | Check if you have selected Auto/Dry/Turbo/ | /d'light Cool mode. In these | |
| not working. |
| mode, fan speed is set to Auto and you cannot adjust the fan speed. | ||
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| Remote controller is not | • Check if your batteries are depleted. |
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working. | • Make sure nothing is blocking your remote controller sensor. | |||
•Check that there are strong lighting apparatus near the air conditioner. Strong light which comes from fluorescent bulbs or neon signs may interrupt the electric waves.
| Timer function does not | • Check if you press the Set/Cancel button on the remote controller after you have set the | ||||||
| set. | time. |
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| The indicator is blinking | • Press the Power |
| button or disconnect the power plug/switch off the auxiliary power | ||||
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| continuously. | switch. |
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| If the indicator is still blinking, contact the service center. | ||||||
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| Odors permeate in the | • Check if the appliance is running in a smoky area. Ventilate the room or operate the air | ||||||
| room during operation. | conditioner in Fan mode for 1~2 hours. (We do not use smelly components in the air | ||||||
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| conditioner.) |
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| • Clean the Full HD filter if they are dirty. Replace the Deodorizing filter if it is dirty. | ||||||
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