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TROUBLESHOOTING ![](/images/new-backgrounds/1046998/46998143xi3.webp)
If your air conditioner does not work properly, first check the following points before requesting service. If it still does not work properly, contact your dealer or service center.
Trouble |
| Possible Cause |
| Remedy |
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Air conditioner does | 1. | Power failure. | 1. | Restore power. |
not run at all. | 2. | Leakage circuit | 2. | Contact service |
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| breaker tripped. |
| center. |
| 3. | Line voltage is too | 3. | Consult your |
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| low. |
| electrician or |
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| dealer. |
| 4. | Batteries in remote | 4. | Replace batteries. |
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| control unit have |
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| run down. |
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OPERATION lamp | Trouble in system. | Contact service | ||
blinks and air |
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| center. | |
conditioner does not |
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operate. |
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Compressor runs but | Obstruction in front of | Remove obstruction. | ||
soon stops. | condenser coil. |
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Poor cooling | 1. | Dirty or clogged air | 1. | Clean air filter to |
performance. |
| filter. |
| improve airflow. |
| 2. | Heat source or | 2. | Eliminate heat |
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| many people in |
| source if possible. |
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| room. |
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| 3. | Doors and/or | 3. | Shut them to keep |
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| windows are open. |
| the heat out. |
| 4. | Obstacle near air | 4. | Remove it to |
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| intake or air |
| ensure good |
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| discharge port. |
| airflow. |
| 5. | Thermostat is set | 5. | Set the |
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| too high for |
| temperature lower. |
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| cooling. |
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Clicking sound is | In cooling operation, | This is normal, and | ||
heard from the air | any plastic parts may | the sound will soon | ||
conditioner. | shrink due to a | disappear. | ||
| sudden temperature |
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| change. In this event, |
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| a clicking sound may |
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| occur. |
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OPERATION lamp | The use of cellular | 1. | Turn off the power | |
lights but outdoor unit | phones near the air |
| then restart the air | |
will not run. | conditioner may |
| conditioner after a | |
| cause disturbance to |
| while. | |
| its normal operation. | 2. | Consult your | |
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| dealer. |
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OPERATING RANGE ![](/images/new-backgrounds/1046998/46998143xi5.webp)
The air conditioner is operable within the temperature ranges as listed below:
| Temperature | Indoor air | Outdoor air | |
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| temperature | temperature | |
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COOLING | Max. | 95 | °F DB / | 115 °F DB |
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| 71 | °F WB |
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| Min. | 67 | °F DB / | 0 °F DB |
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| 57 | °F WB |
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WIRED REMOTE CONTROLLER ![](/images/new-backgrounds/1046998/46998143xi7.webp)
Aseparately sold wired remote controller
17 | |
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