Troubleshooting
If the air conditioner operates abnormally, refer to the following chart to save time and unnecessary expenses.
Problem | Solution | |
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| |
| • Check the power status, then operate the air conditioner again. | |
| • Switch on the circuit breaker, plug in the power cord, then operate the air | |
The air conditioner does | conditioner again. | |
not work at all. | • Make sure that the isolator is turned on. | |
| • Check whether the Timed off function is running. Operate the air | |
| conditioner again by pressing the Power button. | |
|
| |
I cannot change the | • Check whether the Fan or Fast mode is running. In these modes, the air | |
conditioner controls the set temperature automatically, and you cannot | ||
temperature. | ||
change the set temperature. | ||
| ||
|
| |
| • Check whether the set temperature is higher in the Cool mode or lower | |
| in the Heat mode than the current temperature. Press the Temperature | |
| button on the remote control to change the set temperature. | |
| • Check whether the air filter is blocked with dirt. If the air filter is blocked, | |
| the cooling and heating performance may decrease. Remove dirt regularly. | |
| • Check whether the outdoor unit is covered or installed near obstacles. | |
| Remove the coverings and obstacles. | |
| • Check whether the air conditioner is running the defrost function. When ice | |
Cool or warm air does | forms in winter or the outdoor temperature is too low, the air conditioner | |
not come out of the air | runs the defrost function automatically. While this function is running, the | |
conditioner. | indoor fan stops and warm air does not come out. | |
| • Check whether doors or windows are open. This may cause poor cooling or | |
| heating performance. Close the doors and windows. | |
| • Check whether the air conditioner is turned on immediately after the | |
| cooling or heating operation stops. In this case, only the fan runs to protect | |
| the outdoor unit compressor. | |
| • Check whether the pipe length is too long. When the pipe length exceeds | |
| the maximum pipe length, the cooling and heating performance may | |
| decrease. | |
|
| |
I cannot change the air | • Check whether the good'sleep function is running. While this function is | |
running, you cannot control the air flow direction. (But you can control the | ||
flow direction. | ||
air flow direction if this function is running in the Heat mode.) | ||
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Cleaning and Maintenance
English 23