Part 4 Function And Control - Daikin 2MXS40H2V1B Service Manual

1. Function of RA Indoor Unit....................................................................52
2. Function of SA Indoor Unit ....................................................................83
3. Function of Thermistor ..........................................................................89
4. Control Specification .............................................................................91
51
Function and Control
1.1 Temperature Control ..............................................................................52
1.2 Frequency Principle................................................................................52
1.3 Operation Starting Control......................................................................54
1.4 Airflow Direction Control.........................................................................55
1.5 Fan Speed Control for Indoor Unit .........................................................58
1.6 RADIANT Operation...............................................................................60
1.7 Program Dry Operation ..........................................................................62
1.8 Automatic Operation...............................................................................63
1.9 Thermostat Control.................................................................................64
1.10 NIGHT SET Mode ..................................................................................65
1.11 ECONO Operation .................................................................................66
1.12 HOME LEAVE Operation .......................................................................67
1.13 2-Area INTELLIGENT EYE Operation ...................................................69
1.14 INTELLIGENT EYE Operation ...............................................................71
1.15 Inverter POWERFUL Operation .............................................................72
1.16 Multi-Colored Indicator Lamp / TIMER Lamp .........................................73
1.17 Brightness Setting of Indoor Unit Display...............................................74
1.18 Clock Setting ..........................................................................................75
1.19 WEEKLY TIMER Operation ...................................................................76
1.20 Other Functions......................................................................................82
2.1 Drain Pump Control................................................................................83
2.2 Thermostat Sensor in Remote Controller...............................................85
2.3 Freeze Prevention Control .....................................................................87
2.4 Hot Start Control (In Heating Operation Only)........................................88
4.1 Mode Hierarchy ......................................................................................91
4.2 Frequency Control..................................................................................92
4.3 Controls at Mode Changing / Start-up....................................................94
4.4 Discharge Pipe Temperature Control.....................................................95
4.5 Input Current Control..............................................................................96
4.6 Freeze-up Protection Control .................................................................96
4.7 Heating Peak-cut Control .......................................................................97
4.8 Outdoor Fan Control...............................................................................98
4.9 Liquid Compression Protection Function................................................98
4.10 Defrost Control .......................................................................................99
4.11 Outdoor Electronic Expansion Valve Control .......................................100
4.12 Malfunctions .........................................................................................104
SiBE121123_A
Part 4
Function and Control