SiENBE04-401A
Table of Contents iii
3.15 Facility Setting Jumper (cooling at low outdoor temperature) ................71
Part 5 System Configuration.......................................................73
1. System Configuration............................................................................74
2. Instruction..............................................................................................75
2.1 Safety precautions..................................................................................75
2.2 Names of parts .......................................................................................77
2.3 Preparation before Operation.................................................................80
2.4 AUTO · DRY · COOL · HEAT · FAN Operation ......................................83
2.5 Adjusting the Air Flow Direction .............................................................85
2.6 POWERFUL Operation ..........................................................................87
2.7 OUTDOOR UNIT SILENT Operation .....................................................88
2.8 HOME LEAVE Operation .......................................................................89
2.9 INTELLIGENT EYE Operation ...............................................................91
2.10 TIMER Operation ...................................................................................93
2.11 Care and Cleaning .................................................................................95
2.12 Troubleshooting......................................................................................98
Part 6 Service Diagnosis...........................................................103
1. Caution for Diagnosis..........................................................................104
2. Problem Symptoms and Measures .....................................................105
3. Service Check Function ......................................................................106
4. Troubleshooting ..................................................................................109
4.1 Error Codes and Description ................................................................109
4.2 Indoor Unit PCB Abnormality ...............................................................110
4.3 Freeze-up Protection Control or High Pressure Control.......................111
4.4 Fan Motor (AC Motor) or Related Abnormality.....................................113
4.5 Thermistor or Related Abnormality (Indoor Unit)..................................114
4.6 Signal Transmission Error (between Indoor and Outdoor Unit) ...........115
4.7 OL Activation (Compressor Overload) .................................................116
4.8 Compressor Lock .................................................................................117
4.9 DC Fan Lock ........................................................................................118
4.10 Input Over Current Detection ...............................................................119
4.11 Four Way Valve Abnormality................................................................120
4.12 Discharge Pipe Temperature Control...................................................122
4.13 High Pressure Control in Cooling .........................................................123
4.14 Position Sensor Abnormality ................................................................125
4.15 DC Voltage / Current Sensor Abnormality............................................126
4.16 Thermistor or Related Abnormality (Outdoor Unit)...............................127
4.17 Electrical Box Temperature Rise..........................................................129
4.18 Radiation Fin Temperature Rise ..........................................................131
4.19 Output Over Current Detection.............................................................133
4.20 Insufficient Gas.....................................................................................135
4.21 Over-voltage Detection.........................................................................137
5. Check ..................................................................................................138
5.1 How to Check .......................................................................................138
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