Cleaning and Maintenance
Troubleshooting
If the air conditioner operates abnormally, refer to the following chart to save time and unnecessary expenses.
Problem | Solution | |
|
| |
| • 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 | conditioner again. | |
does 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 change | ||
temperature. | ||
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. | |
Cool or warm air | • Check whether the air conditioner is running the defrost function. When ice | |
forms in winter or the outdoor temperature is too low, the air conditioner runs | ||
does not come out of | ||
the defrost function automatically. While this function is running, the indoor fan | ||
the air conditioner. | ||
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 | • 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 air flow | ||
air flow direction. | ||
direction if this function is running in the Heat mode.) | ||
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