TROUBLESHOOTING
Before seeking repair or service, please check the following.
Trouble | Check | Action |
Air Conditioner does not | Is there power? | It is normal. |
operate at all | Is the unit plugged in? | Push the plug into the wall |
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| socket |
| Did the fuse or circuit breaker | Change the fuse. |
| break off? | Change SET TIME |
| Is SET TIME suitable? | |
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Cooling efficiency is not good | Is air inlet or outlet blocked? | Clear the blockage |
| Is there any other heat source | Move the heat source |
| in room? | Clean the air filter |
| Are air filters very dirty? | |
| Is SET TEMP suitable? | Set temperature suitable |
| Is indoor fan speed set at low? | Set suitable fan speed. |
Too noise and vibration | It is the inner liquid | it is normal |
| (refrigerant) flowing inside. |
|
| Is unit leveled? | Place it in a horizontal floor |
The machine start and stop | Is the voltage of the power | Make sure the power source is |
frequently | source normal? | rated at |
| Is the air exhaust fixed | Try to keep the air exhaust |
| correctly? | horizontal |
| Are you adding air exhaust | Don’t add air exhaust yourself |
| yourself? | and remove it |
Call for service when:
The fuse and switch often break.
The power cord superheats or the sleeve of the cord broken.
You detect something abnormal.
Self diagnosis function
Our company provides the
| Check code |
| Diagnosis of malfunction |
| FAULT E8 |
| Overheating protection |
| FAULT E3 |
| Faulty coils |
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| FAULT E2 |
| Room temperature faults |
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| FAULT E4 |
| Units faults |
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| FAULT E5 |
| Condensed water in water tank is |
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| over limited level. | |
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18 | Portable Air Conditioner Owner’s Manual | ||
