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SiBE041434E
Part 4
Function and Control
1. Main Functions......................................................................................16
1.1
1.2
1.3
1.4
1.5
1.6
1.7
1.8
1.9
1.10
1.11
1.12
1.13
1.14
1.15
Temperature Control ..............................................................................16
Frequency Principle................................................................................16
Airflow Direction Control.........................................................................18
Fan Speed Control for Indoor Unit .........................................................20
Program Dry Operation ..........................................................................21
Automatic Operation...............................................................................22
Thermostat Control.................................................................................23
NIGHT SET Mode ..................................................................................24
ECONO Operation .................................................................................24
INTELLIGENT EYE Operation (20/25 Class).........................................25
2-Area INTELLIGENT EYE Operation (35/42/50 Class) ........................26
Inverter POWERFUL Operation .............................................................28
Clock Setting ..........................................................................................29
WEEKLY TIMER Operation ...................................................................30
Other Functions......................................................................................36
2. Function of Thermistor ..........................................................................37
3. Control Specification .............................................................................38
3.1
3.2
3.3
3.4
3.5
3.6
3.7
3.8
3.9
3.10
3.11
3.12
15
Mode Hierarchy ......................................................................................38
Frequency Control..................................................................................38
Controls at Mode Changing / Start-up....................................................40
Discharge Pipe Temperature Control.....................................................42
Input Current Control..............................................................................43
Freeze-up Protection Control .................................................................44
Heating Peak-cut Control .......................................................................44
Outdoor Fan Control...............................................................................45
Liquid Compression Protection Function................................................45
Defrost Control .......................................................................................46
Electronic Expansion Valve Control .......................................................47
Malfunctions ...........................................................................................50
Function and Control