When Troubles Occur
Before contacting the commissioned repair center for
Symptom |
| Cause |
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| Solution |
The unit does not operate. | The fuse is blown out or the breaker is open. | Change the fuse or close the breaker. | |||
Once the unit operates, | The air inlet or air outlet of indoor or outdo |
| Remove the obstacles. | ||
it stops immediately. | or unit is blocked. |
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| The air inlet or air outlet of indoor or outdo |
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| or unit is blocked. |
| Remove the obstacles. | ||
| Improper set temperature |
| Referring to page 8 | ||
Abnormal of COOLING | The fan speed is set too low |
| Referring to page 8 | ||
Incorrect swing direction |
| Referring to page 9 | |||
or HEATING. | The doors or windows are open |
| Close them | ||
| Direct sunshine |
| Hang the curtain or blinds before | ||
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| windows | |
| Too much people in room |
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| Too many heat sources in room |
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Trouble display |
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Phenomenon of |
| The flashing time of indicator light Indoor control | |||
outdoor unit trouble |
| on outdoor control panel |
| panel indication | |
The trouble of outdoor ambient | 1 (A, B systems indicate together) |
| E3 | ||
temperature sensor |
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The trouble of outdoor coil | 2 (A and B system indicate individually) | E4 | |||
temperature sensor |
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Over electric current protection | 5 (A and B system indicate individually) | E5 | |||
CT wire breaks |
| 6 (A and B system indicate individually) | E5 | ||
The communication trouble | 8 (A and B system indicate individually) | E8 | |||
between indoor and outdoor unit | |||||
Phenomenon of indoor | Trouble indication on remote |
| Trouble code on wire | ||
unit trouble |
| control type indoor unit |
| control type indoor unit | |
The trouble of indoor ambient | The compressor indicator light flashes 1 | E1 | |||
temperature sensor |
| time in 0.2S/time frequency |
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The trouble of indoor coil |
| The compressor indicator light flashes 2 | E2 | ||
temperature sensor |
| time in 0.2S/time frequency |
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The trouble of outdoor ambient | The compressor indicator light flashes 3 | E3 | |||
temperature sensor |
| time in 0.2S/time frequency |
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The trouble of outdoor coil | The compressor indicator light flashes 4 | E4 | |||
temperature sensor |
| time in 0.2S/time frequency |
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The trouble of electric current | The compressor indicator light flashes 5 | E5 | |||
overload |
| time in 0.2S/time frequency |
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The communication trouble | The compressor indicator light flashes 8 | E8 | |||
between panel and indoor panel | time in 0.2S/time frequency |
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The communication trouble | The compressor indicator light flashes 9 |
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between indoor panel and |
| time in 0.2S/time frequency |
| E9 | |
outdoor panel |
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The trouble of water pump | The compressor indicator light flashes 10 | E0 | |||
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| time in 0.2S/time frequency |
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After checking the above items and treating the air conditioner, it still cannot normally work, or find the following troubles occur, please stop the unit and cut off power, then contact the
The fuse and creepage breaker are often blown out;
In Cooling or Dehumidifying operation, there is water leakage;
Abnormal operation or abnormal sound can be heard.
The screen on the wire controller shows trouble code (E1, …E0), which
20indicates the air conditioner has trouble.
