SiBE05-722_B
23
Function and Control
Part 4
Function and Control
1. Main Functions......................................................................................24
1.1
Temperature Control ..............................................................................24
1.2
Frequency Principle................................................................................24
1.3
Airflow Direction Control.........................................................................26
1.4
Fan Speed Control for Indoor Units........................................................27
1.5
Program Dry Operation ..........................................................................28
1.6
Automatic Operation...............................................................................29
1.7
Thermostat Control.................................................................................30
1.8
NIGHT SET Mode ..................................................................................31
1.9
HOME LEAVE Operation .......................................................................32
1.10 Inverter POWERFUL Operation .............................................................33
1.11 Other Functions......................................................................................34
2. Function of Thermistor ..........................................................................35
3. Control Specification .............................................................................36
3.1
Mode Hierarchy ......................................................................................36
3.2
Frequency Control..................................................................................37
3.3
Controls at Mode Changing / Start-up....................................................39
3.4
Discharge Pipe Temperature Control.....................................................41
3.5
Input Current Control..............................................................................42
3.6
Freeze-up Protection Control .................................................................43
3.7
Heating Peak-cut Control .......................................................................43
3.8
Outdoor Fan Control...............................................................................44
3.9
Liquid Compression Protection Function................................................44
3.10 Defrost Control .......................................................................................45
3.11 Electronic Expansion Valve Control .......................................................46
3.12 Malfunctions ...........................................................................................49
