ERROR DETECTION
Error | Display | Error | ||
Operation | Timer LED | |||
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| 2 flash | Serial signal (reverse) error, at operation start up | |
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| 3 flash | Serial signal (reverse) error, during oeration | |
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Serial signal error | Normal | 4 flash | Serial signal (forward) error, at operation start up | |
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| 5 flash | Serial signal (forward) error, during operation | |
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| 8 flash | Wired remote controller error | |
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Indoor unit thermistor error | 2 flash | 2 flash | Indoor temperature thermistor open / short | |
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3 flash | Heat exchanger middle thermistor open / short | |||
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| 2 flash | Discharge thermistor open / short | |
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Outdoor unit thermistor error | 3 flash | 3 flash | Heat exchanger thermistor open | |
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4 flash | Outdoor temperature thermistor open / short | |||
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| 8 flash | Compressor temperature thermistor open / short | |
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| 2 flash | Forced automatic SW welded | |
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| 3 flash | Main relay welded | |
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Indoor unit control error | 4 flash | 4 flash | Power interruption error | |
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| 7 flash | VDD permanent stop protection | |
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| 8 flash | reverse VDD permanent stop protection | |
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| 2 flash | Current trip error | |
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Outdoor unit control error | 5 flash | 3 flash | CT abnormal | |
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5 flash | Compressor location detection error | |||
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| 6 flash | Outdoor unit fan drive system abnormal | |
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Indoor fan motor error | 6 flash | 2 flash | Abnormal lock | |
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3 flash | Abnormal rotation | |||
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| 2 flash | Discharge Temperature abnormal | |
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Refrigerant cycle error | 7 flash | 3 flash | Cooling high pressure abnormal rise | |
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| 5 flash | Pressure switch trouble | |
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| 2 flash | Active filter voltage trouble (second time) | |
Optional function error | 8 flash |
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3 flash | Active filter voltage trouble (first time) | |||
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| 4 flash | PFC circuit error | |
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Model information error | 0.1 sec on/off | 0.1 sec on/off | Model information error | |
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2010.02.26 | 16 |
