Part 4 Function And Control - Daikin K-Series Service Manual

SiBE061121.book Page 14 Friday, April 22, 2011 4:12 PM
1. Main Functions......................................................................................15
2. Function of Thermistor ..........................................................................29
3. Control Specification .............................................................................30
14
Function and Control
1.1 Temperature Control ..............................................................................15
1.2 Frequency Principle................................................................................15
1.3 Airflow Direction Control.........................................................................17
1.4 Fan Speed Control for Indoor Unit .........................................................18
1.5 RADIANT Operation...............................................................................19
1.6 Program Dry Operation ..........................................................................21
1.7 Automatic Operation...............................................................................22
1.8 Thermostat Control.................................................................................23
1.9 NIGHT SET Mode ..................................................................................24
1.10 ECONO Operation .................................................................................25
1.11 Inverter POWERFUL Operation .............................................................26
1.12 Other Functions......................................................................................27
3.1 Mode Hierarchy ......................................................................................30
3.2 Frequency Control..................................................................................31
3.3 Controls at Mode Changing / Start-up....................................................33
3.4 Discharge Pipe Temperature Control.....................................................35
3.5 Input Current Control..............................................................................36
3.6 Freeze-up Protection Control .................................................................37
3.7 Heating Peak-cut Control .......................................................................37
3.8 Outdoor Fan Control...............................................................................38
3.9 Liquid Compression Protection Function................................................38
3.10 Defrost Control .......................................................................................39
3.11 Outdoor Electronic Expansion Valve Control .........................................40
3.12 Malfunctions ...........................................................................................43
SiBE061121
Part 4
Function and Control