SiBE18-821_C
Function 75
Part 5
Function
1. Operation Mode ....................................................................................77
2. Basic Control.........................................................................................78
2.1 Normal Operation ...................................................................................78
2.2 Compressor PI Control...........................................................................79
2.3 Electronic Expansion Valve PI Control...................................................80
2.4 Cooling Operation Fan Control...............................................................81
3. Special Control......................................................................................82
3.1 Startup Control .......................................................................................82
3.2 Oil Return Operation ..............................................................................83
3.3 Defrosting Operation ..............................................................................85
3.4 Pump-down Residual Operation ............................................................86
3.5 Restart Standby......................................................................................87
3.6 Stopping Operation ................................................................................87
4. Protection Control .................................................................................88
4.1 High Pressure Protection Control...........................................................88
4.2 Low Pressure Protection Control............................................................89
4.3 Discharge Pipe Temperature Protection Control....................................90
4.4 Inverter Protection Control .....................................................................91
4.5 Freeze-up Protection Control .................................................................92
4.6 Dew Condensation Prevention Control ..................................................93
5. Other Control.........................................................................................94
5.1 Demand Control .....................................................................................94
5.2 Heating Operation Prohibition Control....................................................94
6. BP Unit Control .....................................................................................95
6.1 BP Unit Command Conversion ..............................................................95
6.2 BP Unit Electronic Expansion Valve Control ..........................................96
6.3 SH Control in Cooling Operation ............................................................98
6.4 SC Control in Heating Operation............................................................99
6.5 Heat Exchanger Isothermal Control in Heating Operation .....................99
7. Indoor Unit Control (RA Models) .........................................................100
7.1 Temperature Control ............................................................................100
7.2 Operation Starting Control....................................................................101
7.3 Airflow Direction Control.......................................................................102
7.4 Fan Speed Control for Indoor Units......................................................104
7.5 Program Dry Operation ........................................................................105
7.6 Automatic Operation.............................................................................106
7.7 Thermostat Control...............................................................................107
7.8 NIGHT SET Mode ................................................................................109
7.9 ECONO Operation ...............................................................................110
7.10 HOME LEAVE Operation .....................................................................111
7.11 2-Area INTELLIGENT EYE Operation .................................................112
7.12 INTELLIGENT EYE Operation .............................................................114
7.13 Inverter POWERFUL Operation ...........................................................115
7.14 Other Functions....................................................................................117
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