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

SiBE12-933_A
1. Main Functions......................................................................................56
2. Function of Thermistor ..........................................................................76
3. Control Specification .............................................................................79
Function and Control
Function and Control
1.1 Temperature Control ..............................................................................56
1.2 Frequency Principle................................................................................56
1.3 Power-Airflow Flaps, Wide-Angle Louvers, Auto-Swing,
COMFORT AIRFLOW Mode and 3-D Airflow ........................................58
1.4 Operation Starting Control......................................................................60
1.5 Fan Speed Control for Indoor Units........................................................61
1.6 Program Dry Function ............................................................................63
1.7 Automatic Operation...............................................................................64
1.8 Thermostat Control.................................................................................65
1.9 Night Set Mode.......................................................................................66
1.10 ECONO Mode ........................................................................................67
1.11 2 AREA INTELLIGENT EYE (FTXS)......................................................68
1.12 INTELLIGENT EYE (ATXS, FTXG, ATXG, CTXG)................................70
1.13 HOME LEAVE Operation .......................................................................72
1.14 Inverter POWERFUL Operation .............................................................73
1.15 Other Functions......................................................................................74
2.1 Heat Pump Model...................................................................................76
2.2 Cooling Only Model ................................................................................78
3.1 Mode Hierarchy ......................................................................................79
3.2 Frequency Control..................................................................................80
3.3 Controls at Mode Changing / Start-up....................................................83
3.4 Discharge Pipe Temperature Control.....................................................85
3.5 Input Current Control..............................................................................85
3.6 Freeze-up Protection Control .................................................................86
3.7 Heating Peak-cut Control .......................................................................86
3.8 Fan Control.............................................................................................87
3.9 Liquid Compression Protection Function 2.............................................87
3.10 Defrost Control .......................................................................................88
3.11 Electronic Expansion Valve Control .......................................................89
3.12 Malfunctions ...........................................................................................93
3.13 Additional Function.................................................................................94
Part 4
55