Malfunction
Remote controller Timer and Operation indicator malfunction code
When the unit running, Timer indicator flash stand for indoor unit malfunction operation indicator flashing stand for outdoor unit malfunction
1. Indoor unit malfunction
Timer indicator | Indoor unit malfunction |
Flashing times |
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Flashing once | The liquid tube temperature sensor is abnormal |
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Flashing twice | The gas tube temperature sensor is abnormal |
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Flashing 3 times | The environment temperature sensor is abnormal |
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Flashing 4 times | The communication with outdoor unit is abnormal |
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Flashing 5 times | The ommunication with the electronic expansion valve control board is abnormal |
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Flashing 6 times | The communication between indoor 846 and communication chip is abnormal |
Flashing 8 times | PMV strong electricity board is abnormal |
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Flashing 10 times | Indoor unit PG fan motor is abnormal |
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Flashing 11 times | Indoor unit water overflow or float switch is abnormal |
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Flashing 12 times | Indoor unit EEPROM data is abnormal |
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Flashing 13 times | Indoor unit is overload |
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Flashing 14 times | The communication between indoor unit and wire remote controller is abnormal |
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2.Outdoor unit malfunction
Operation indicator | Outdoor unit Trouble contents | ||
flashing times | |||
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Flashing once | Outdoor unit defrost temp. sensor is abnormal | ||
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Flashing twice | Outdoor unit environment temp. sensor is abnormal | ||
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Flashing 3 times | ction temperature sensor is abnormal | ||
Flashing 4 times | Outdoor unit discharging temperature sensor is abnormal | ||
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Flashing 5 times | Outdoor unit | evapor ating temperature sensor is abnormal | |
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Flashing 6 times | Outdoor unit AC | ||
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Flashing 7 times | Outdoor unit DC voltage is insufficient protection | ||
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Flashing 9 times | IPM protection | ||
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Flashing 10 times | Outdoor unit EEPROM is abnormal | ||
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Flashing 11 times | Compressor | discharging temperature overheat protection | |
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Flashing 12 times | The communication between the 857&communication chip is abnormal | ||
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Flashing 13 times | Outdoor unit high pressure protection | ||
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Flashing 14 times | High pressure sensor PD is abnormal | ||
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Flashing 15 times | Low pressure sensor PS is abnormal | ||
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