Daikin BA-Series Spezifikationen Seite 72

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Seitenansicht 71
SiBE05-722_A
62 Service Diagnosis
Part 6
Service Diagnosis
1. Caution for Diagnosis............................................................................63
1.1 Troubleshooting with LED ......................................................................63
2. Problem Symptoms and Measures .......................................................64
2.1 ARC433 Series.......................................................................................65
3. Troubleshooting ....................................................................................68
3.1 Error Codes and Description ..................................................................68
3.2 Indoor Unit PCB Abnormality .................................................................69
3.3 Freeze-up Protection Control or Heating Peak-cut Control....................70
3.4 Fan Motor (AC Motor) or Related Abnormality.......................................72
3.5 Thermistor or Related Abnormality (Indoor Unit)....................................73
3.6 Signal Transmission Error (between Indoor Unit and Outdoor Unit) ......74
3.7 Unspecified Voltage (between Indoor Unit and Outdoor Unit) ...............75
3.8 Outdoor Unit PCB Abnormality...............................................................76
3.9 OL Activation (Compressor Overload) ...................................................77
3.10 Compressor Lock ...................................................................................78
3.11 DC Fan Lock ..........................................................................................79
3.12 Input Overcurrent Detection ...................................................................80
3.13 Four Way Valve Abnormality..................................................................81
3.14 Discharge Pipe Temperature Control.....................................................83
3.15 High Pressure Control in Cooling ...........................................................84
3.16 Compressor System Sensor Abnormality ..............................................85
3.17 Position Sensor Abnormality ..................................................................86
3.18 DC Voltage / Current Sensor Abnormality..............................................88
3.19 Thermistor or Related Abnormality (Outdoor Unit).................................89
3.20 Electrical Box Temperature Rise............................................................91
3.21 Radiation Fin Temperature Rise ............................................................94
3.22 Output Overcurrent Detection ................................................................97
3.23 Refrigerant Shortage ..............................................................................99
3.24 Low-voltage Detection or Over-voltage Detection................................101
4. Check ..................................................................................................103
4.1 How to Check .......................................................................................103
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