Daikin RXS25K3V1B, Service Manual, Page: 38 / 144

SiBE05-722EE
28 Functions and Control
Part 4
Functions and Control
1. Main Functions......................................................................................29
1.1 Temperature Control ..............................................................................29
1.2 Frequency Principle................................................................................29
1.3 Airflow Direction Control.........................................................................31
1.4 Fan Speed Control for Indoor Unit .........................................................31
1.5 Program Dry Operation ..........................................................................32
1.6 Automatic Operation...............................................................................33
1.7 Thermostat Control.................................................................................34
1.8 NIGHT SET Mode ..................................................................................35
1.9 HOME LEAVE Operation .......................................................................36
1.10 Inverter POWERFUL Operation .............................................................37
1.11 Clock Setting ..........................................................................................38
1.12 Other Functions......................................................................................39
2. Thermistor Functions ............................................................................40
3. Control Specification .............................................................................41
3.1 Mode Hierarchy ......................................................................................41
3.2 Frequency Control..................................................................................42
3.3 Controls at Mode Changing / Start-up....................................................44
3.4 Discharge Pipe Temperature Control.....................................................46
3.5 Input Current Control..............................................................................47
3.6 Freeze-up Protection Control .................................................................48
3.7 Heating Peak-cut Control .......................................................................48
3.8 Outdoor Fan Control...............................................................................49
3.9 Liquid Compression Protection Function................................................49
3.10 Defrost Control .......................................................................................50
3.11 Electronic Expansion Valve Control .......................................................51
3.12 Malfunctions ...........................................................................................54