When Troubles Occur
When the following phenomena appear, please contact the commissioned repair center. 
Warning
If finding any abnormal phenomena (such as adust smell), cut off power first, then ask the
If still using the air conditioner in this condition, the air conditioner may be damaged and causes electric shock or fire accident.
Symptom | After taking the following measure, | |
then contact the commissioned repair | ||
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| center | |
The safety equipment, such as fuse, bre- | Cut off power. | |
aker and creepage breaker, has been open |
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circuit for many times; or the operation |
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switch cannot work normally. |
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| Cut off power and inform the comm- | |
The air conditioner leaks water. | issioned repair center. |
Trouble code display
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 | |||
The trouble of outdoor coil | 2 (A and B system indicate individually) | E4 | |
temperature sensor | |||
The trouble of outdoor discharging | 3 (A and B system indicate individually) | E4 | |
air temperature sensor |
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The outdoor discharging air | 4 (A and B system indicate individually) | E4 | |
temperature is too high | |||
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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 | |||
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Pressure protection | 9 (A and B system indicate individually) | E6 | |
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 trouble of | The compressor indicator light flashes 6 | E6 | |
overloadPressure protection | time in 0.2S/time frequency | ||
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| The compressor indicator light flashes 7 | E7 | |
| 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 betw- The compressor indicator light flashes 9 | E9 | ||
een indoor panel and outdoor panel | time in 0.2S/time frequency | ||
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The trouble of water pump | The compressor indicator light flashes 10 | E0 | |
time in 0.2S/time frequency | |||
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