SiENBE04-401A
Function and Control 43
Part 4
Function and Control
1. Main Functions......................................................................................44
1.1 Frequency Principle................................................................................44
1.2 Power-Airflow Dual Flaps, Wide-Angle Louvres and Auto-Swing ..........46
1.3 Fan Speed Control for Indoor Units........................................................47
1.4 Programme Dry Function .......................................................................48
1.5 Automatic Operation...............................................................................49
1.6 NIGHT SET Mode ..................................................................................50
1.7 INTELLIGENT EYE ................................................................................51
1.8 HOME LEAVE Operation .......................................................................53
1.9 Inverter POWERFUL Operation .............................................................54
1.10 Other Functions......................................................................................55
2. Function of Main Structural Parts..........................................................56
2.1 Function of Thermistor ...........................................................................56
3. Control Specification .............................................................................58
3.1 Mode Hierarchy ......................................................................................58
3.2 Frequency Control..................................................................................59
3.3 Controls at Mode Changing / Start-up....................................................61
3.4 Discharge Pipe Control ..........................................................................62
3.5 Input Current Control..............................................................................63
3.6 Freeze-up Protection Control .................................................................63
3.7 Heating Peak-cut Control .......................................................................64
3.8 Fan Control.............................................................................................64
3.9 Liquid Compression Protection Function 2.............................................64
3.10 Defrost Control .......................................................................................65
3.11 Electronic Expansion Valve Control .......................................................66
3.12 Malfunctions ...........................................................................................69
3.13 Forced Operation Mode .........................................................................70
3.14 Additional Function.................................................................................70
3.15 Facility Setting Jumper (cooling at low outdoor temperature) ................71
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