TROUBLESHOOTING
Before seeking repair or service, please check the following:
PROBLEM | POSSIBLE CAUSE | |
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| Is the unit plugged in? | |
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Unit does not operate or | Is the main power supply on? | |
only runs in fan mode. | Is the water container full indicator light on? | |
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| Is the timer set? | |
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| Is the air inlet or outlet blocked? | |
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Cooling efficiency is not | Is there any other heat source in the room? | |
satisfactory. |
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Are the air filters dirty? | ||
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| Is the temperature setting suitable? | |
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| Is the fan speed set at low? | |
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Unit is noisy or vibrates. | Is the machine positioned unevenly on a | |
level surface? | ||
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The unit starts and | Is the voltage from the power source correct? | |
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stops frequently. | Is the exhaust hose positioned incorrectly? | |
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REMEDY
Securely plug the power cord into the wall outlet.
Reestablish the main power supply.
Empty the water container.
Change timer settings.
Clear the blocking.
Move the heat source.
Clean the air filters.
Change the temperature setting.
Increase the fan speed.
Place the unit on a level surface.
Use a proper power source.
Position the exhaust hose correctly and keep the exhaust hose straight as possible.
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 E2 | Room temperature is outside the proper | Place unit in proper operating conditions. | |
working range of the unit. | |||
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FAULT E3 | Faulty coils. | Seek repair or service. | |
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FAULT E4 | Internal frost in the unit. | Wait for unit to melt internal frost. | |
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FAULT E5 | Unit malfunctions. | Seek repair or service. | |
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FAULT E7 | Water container is full. | Empty water container. | |
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