SiBE05-513A
Table of Contents iii
Part 5 System Configuration....................................................... 47
1. System Configuration............................................................................48
2. Instruction..............................................................................................49
2.1 Safety precautions..................................................................................49
2.2 Names of parts .......................................................................................51
2.3 Preparation before Operation.................................................................54
2.4 AUTO · DRY · COOL · HEAT · FAN Operation ......................................57
2.5 Adjusting the Air Flow Direction .............................................................59
2.6 POWERFUL Operation ..........................................................................61
2.7 OUTDOOR UNIT SILENT Operation .....................................................62
2.8 HOME LEAVE Operation .......................................................................63
2.9 TIMER Operation ...................................................................................65
2.10 Care and Cleaning .................................................................................67
2.11 Troubleshooting......................................................................................70
Part 6 Service Diagnosis.............................................................75
1. Caution for Diagnosis............................................................................76
2. Problem Symptoms and Measures .......................................................77
3. Service Check Function ........................................................................78
4. Troubleshooting ....................................................................................81
4.1 Error Codes and Description ..................................................................81
4.2 Indoor Unit PCB Abnormality .................................................................82
4.3 Freeze-up Protection Control or High Pressure Control.........................83
4.4 Fan Motor (AC Motor) or Related Abnormality.......................................85
4.5 Thermistor or Related Abnormality (Indoor Unit)....................................86
4.6 Signal Transmission Error (between Indoor and Outdoor Unit) .............87
4.7 Unspecified Voltage (between Indoor and Outdoor Units) .....................88
4.8 Outdoor Unit PCB Abnormality...............................................................89
4.9 OL Activation (Compressor Overload) ...................................................90
4.10 Compressor Lock ...................................................................................91
4.11 DC Fan Lock ..........................................................................................92
4.12 Input Over Current Detection .................................................................93
4.13 Four Way Valve Abnormality..................................................................94
4.14 Discharge Pipe Temperature Control.....................................................96
4.15 High Pressure Control in Cooling ...........................................................97
4.16 Compressor System Sensor Abnormality ..............................................99
4.17 Position Sensor Abnormality ................................................................100
4.18 DC Voltage / Current Sensor Abnormality............................................101
4.19 Thermistor or Related Abnormality (Outdoor Unit)...............................102
4.20 Electrical Box Temperature Rise..........................................................104
4.21 Radiation Fin Temperature Rise ..........................................................106
4.22 Output Over Current Detection.............................................................108
4.23 Insufficient Gas.....................................................................................110
4.24 Over-voltage Detection.........................................................................112
5. Check ..................................................................................................113
5.1 How to Check .......................................................................................113
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