Part 4 Function And Control - Daikin FLXS-BAVMB Service Manual

1. Main Functions......................................................................................24
2. Function of Thermistor ..........................................................................35
3. Control Specification .............................................................................36
23
Function and Control
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
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
SiBE05-722_B
Part 4
Function and Control