SiBE12-816_D
Function and Control
52
Part 4
Function and Control
1. Function of Indoor Unit (RA Models).....................................................53
1.1
Temperature Control ..............................................................................53
1.2
Frequency Principle................................................................................53
1.3
Operation Starting Control......................................................................55
1.4
Airflow Direction Control.........................................................................56
1.5
Fan Speed Control for Indoor Units........................................................58
1.6
Program Dry Operation ..........................................................................59
1.7
Automatic Operation...............................................................................60
1.8
Thermostat Control.................................................................................61
1.9
NIGHT SET Mode ..................................................................................63
1.10 ECONO Operation .................................................................................64
1.11 HOME LEAVE Operation .......................................................................65
1.12 2-Area INTELLIGENT EYE Operation ...................................................66
1.13 INTELLIGENT EYE Operation ...............................................................68
1.14 Inverter POWERFUL Operation .............................................................69
1.15 Other Functions......................................................................................71
2. Function of Indoor Unit (SA Models) .....................................................73
2.1
Drain Pump Control................................................................................73
2.2
Thermostat Sensor in Remote Controller...............................................75
2.3
Freeze Prevention Control .....................................................................77
2.4
Hot Start Control (In Heating Operation Only)........................................78
3. Function of Thermistor ..........................................................................79
4. Control Specification .............................................................................81
4.1
Mode Hierarchy ......................................................................................81
4.2
Frequency Control..................................................................................83
4.3
Controls at Mode Changing / Start-up....................................................86
4.4
Discharge Pipe Temperature Control.....................................................87
4.5
Input Current Control..............................................................................88
4.6
Freeze-up Protection Control .................................................................88
4.7
Heating Peak-cut Control .......................................................................89
4.8
Outdoor Fan Control...............................................................................89
4.9
Liquid Compression Protection Function................................................90
4.10 Defrost Control .......................................................................................90
4.11 Electronic Expansion Valve Control .......................................................91
4.12 Malfunctions ...........................................................................................95