TROUBLESHOOTING
Before seeking repair or service, please check the following:
PROBLEM | POSSIBLE CAUSE | REMEDY | ||
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| Is the unit plugged in? | Securely plug the power cord into the wall outlet. | |
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Unit does not operate or | Is the main power supply on? | Reestablish the main power supply. | ||
only runs in fan mode. | Is the water container full indicator light on? | Empty the water container. | ||
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| Is the timer set? | Change timer settings. | |
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| Is the air inlet or outlet blocked? | Clear the blocking. | |
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Cooling efficiency is not | Is there any other heat source in the room? | Move the heat source. | ||
satisfactory. |
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Are the air filters dirty? | Clean the air filters. | |||
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| Is the temperature setting suitable? | Change the temperature setting. | |
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| Is the fan speed set at low? | Increase the fan speed. | |
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Unit is noisy or vibrates. | Is the machine positioned unevenly on a | Place the unit on a level surface. | ||
level surface? | ||||
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The unit starts and |
| Is the voltage from the power source correct? | Use a proper power source. | |
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stops frequently. | Is the exhaust hose positioned incorrectly? | Position the exhaust hose correctly and keep the | ||
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| exhaust hose straight as possible. | ||
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ERROR MESSAGES
Diagnostic system indicators appear if any of the following interrupts operation of the unit. The unit may require simple maintenance or repair by a qualified service technician.
CODE | DIAGNOSIS | ACTION |
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FAULT E1 | Faulty room temperature sensor | Contact customer service for repair or service. |
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FAULT E2 | Faulty inside sensor. | Contact customer service for repair or service. |
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FAULT E3 | Internal frost in the unit. | Wait for unit to defrost |
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FAULT E4 | Unit malfunctions. | Contact customer service for repair or service. |
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