Part 4 Function And Control - Daikin J Series Service Manual

1. Main Functions......................................................................................13
2. Function of Thermistor ..........................................................................27
3. Control Specification .............................................................................28
12
Function and Control
1.1 Frequency Principle................................................................................13
1.2 Operation Starting Control......................................................................15
1.3 Airflow Direction Control.........................................................................16
1.4 Fan Speed Control for Indoor Units........................................................17
1.5 Program Dry Operation ..........................................................................18
1.6 Automatic Operation...............................................................................19
1.7 Thermostat Control.................................................................................20
1.8 NIGHT SET Mode ..................................................................................21
1.9 ECONO Operation .................................................................................22
1.10 INTELLIGENT EYE Operation ...............................................................23
1.11 Inverter POWERFUL Operation .............................................................24
1.12 Other Functions......................................................................................26
3.1 Mode Hierarchy ......................................................................................28
3.2 Frequency Control..................................................................................29
3.3 Controls at Mode Changing / Start-up....................................................31
3.4 Discharge Pipe Temperature Control.....................................................32
3.5 Input Current Control..............................................................................33
3.6 Freeze-up Protection Control .................................................................34
3.7 Heating Peak-cut Control .......................................................................34
3.8 Outdoor Fan Control...............................................................................35
3.9 Liquid Compression Protection Function................................................35
3.10 Defrost Control .......................................................................................36
3.11 Electronic Expansion Valve Control .......................................................37
3.12 Malfunctions ...........................................................................................40
3.13 Forced Operation Mode .........................................................................41
3.14 Standby Electricity Saving......................................................................41
SiBE041012
Part 4
Function and Control