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Seivice diagnosis
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Domestic air conditioner
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11.4.4 Outdoor DC fan motor fault
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DC fan motor is detected by checking the fan running condition and so on
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when the data of EEPROM is error or the EEPROM is damaged
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DC fan motor protection dues to the DC fan motor faulty
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DC fan motor protection dues to faulty PCB
* Caution
Be sure to turn off power switch before connect or disconnect connector, or parts damage
may be occurred.
LED1 flash 9 timesOutdoor diplay
Method of
malfunction detection
Malfunction detection
conditions
Troubleshooting
Supposed causes
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