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SiBE05-722EE
iii
Table of Contents
3.10 Defrost Control .......................................................................................50
3.11 Electronic Expansion Valve Control .......................................................51
3.12 Malfunctions ...........................................................................................54
Part 5 Remote Controller ............................................................55
Part 6 Service Diagnosis.............................................................58
1. General Problem Symptoms and Check Items .....................................59
2. Troubleshooting with LED .....................................................................60
3. Service Diagnosis .................................................................................61
4. Troubleshooting ....................................................................................64
Error Codes and Descriptions ................................................................64
Indoor Unit PCB Abnormality .................................................................65
Freeze-up Protection Control / Heating Peak-cut Control ......................66
Fan Motor (AC Motor) or Related Abnormality.......................................67
Thermistor or Related Abnormality (Indoor Unit)....................................69
Low-voltage Detection or Over-voltage Detection..................................72
Signal Transmission Error (Between Indoor Unit and Outdoor Unit)......74
Unspecified Voltage (Between Indoor Unit and Outdoor Unit) ...............76
4.10 Outdoor Unit PCB Abnormality...............................................................77
4.11 OL Activation (Compressor Overload) ...................................................79
4.12 Compressor Lock ...................................................................................81
4.13 DC Fan Lock ..........................................................................................82
4.14 Input Overcurrent Detection ...................................................................83
4.15 Four Way Valve Abnormality..................................................................84
4.16 Discharge Pipe Temperature Control.....................................................86
4.17 High Pressure Control in Cooling ...........................................................87
4.18 Compressor System Sensor Abnormality ..............................................88
4.19 Position Sensor Abnormality ..................................................................89
4.20 DC Voltage / Current Sensor Abnormality..............................................91
4.21 Thermistor or Related Abnormality (Outdoor Unit).................................92
4.22 Electrical Box Temperature Rise............................................................94
4.23 Radiation Fin Temperature Rise ............................................................97
4.24 Output Overcurrent Detection ..............................................................100
Thermistor Resistance Check ..............................................................102
Power Supply Waveforms Check.........................................................103
Electronic Expansion Valve Check.......................................................104
Four Way Valve Performance Check ...................................................105
Inverter Unit Refrigerant System Check...............................................105
Inverter Analyzer Check .......................................................................106
Rotation Pulse Check on the Outdoor Unit PCB ..................................108
Installation Condition Check.................................................................109
5.10 Discharge Pressure Check...................................................................109
5.11 Outdoor Fan System Check .................................................................110
Содержание Super Multi NX FLKS25BAVMB
Страница 11: ...SiBE05 722EE List of Functions 1 Part 1 List of Functions 1 Functions 2...
Страница 17: ...SiBE05 722EE Specifications 7 Part 2 Specifications 1 Specifications 8 1 1 Cooling Only 8 1 2 Heat Pump 11...
Страница 65: ...SiBE05 722EE Remote Controller 55 Part 5 Remote Controller 1 Remote Controller 56...