SiE12-411
Function and Control 69
Part 4
Function and Control
1. Main Functions......................................................................................70
1.1 Frequency Principle................................................................................70
1.2 Power-Airflow Dual Flaps, Wide Angle Louvers and Auto-Swing ..........72
1.3 Fan Speed Control for Indoor Units........................................................73
1.4 Programme Dry Function .......................................................................74
1.5 Automatic Operation...............................................................................75
1.6 Night Set Mode.......................................................................................76
1.7 Intelligent Eye.........................................................................................77
1.8 Home Leave Operation ..........................................................................79
1.9 Inverter Powerful Operation ...................................................................80
1.10 Other Functions......................................................................................81
2. Function of Main Structural Parts..........................................................83
2.1 Main Structural Parts..............................................................................83
2.2 Function of Thermistor ...........................................................................84
3. Control Specification .............................................................................88
3.1 Mode Hierarchy......................................................................................88
3.2 Frequency Control..................................................................................89
3.3 Controls at Mode Changing / Start-up....................................................91
3.4 Discharge Pipe Control ..........................................................................92
3.5 Input Current Control..............................................................................92
3.6 Freeze-up Protection Control .................................................................93
3.7 Heating Peak-cut Control .......................................................................93
3.8 Fan Control.............................................................................................94
3.9 Moisture Protection Function 2...............................................................94
3.10 Defrost Control .......................................................................................95
3.11 Low Hz High Pressure Limit...................................................................95
3.12 Electronic Expansion Valve Control .......................................................96
3.13 Malfunctions .........................................................................................101
3.14 Forced Operation Mode .......................................................................102
3.15 Wiring-Error Check...............................................................................103
3.16 Additional Function...............................................................................105