Daikin RXY32MTL [96/346] Part 4 part 4 part 4 part 4 function function function function

Si38-304

Function 85

Part 4

Part 4Part 4

Part 4

Function

FunctionFunction

Function

1. Operation Mode ....................................................................................86

2. Basic Control.........................................................................................87

2.1 Normal Operation ...................................................................................87

2.2 Compressor PI Control...........................................................................88

2.3 Electronic Expansion Valve PI Control...................................................94

2.4 Cooling Operation Fan Control...............................................................95

3. Special Control......................................................................................96

3.1 Startup Control .......................................................................................96

3.2 Oil Return Operation ..............................................................................97

3.3 Defrosting Operation ..............................................................................99

3.4 Pump-down Residual Operation ..........................................................100

3.5 Restart Standby....................................................................................101

3.6 Stopping Operation ..............................................................................102

3.7 Pressure Equalization prior to Startup..................................................104

4. Protection Control ...............................................................................105

4.1 High Pressure Protection Control.........................................................105

4.2 Low Pressure Protection Control..........................................................106

4.3 Discharge Pipe Protection Control .......................................................107

4.4 Inverter Protection Control ...................................................................108

4.5 STD Compressor Overload Protection.................................................109

4.6 Crankcase Heater Control....................................................................109

5. Other Control.......................................................................................110

5.1 Outdoor Unit Rotation...........................................................................110

5.2 Emergency Operation ..........................................................................111

5.3 Demand Operation ...............................................................................113

5.4 Heating operation prohibition ...............................................................113

6. Outline of Control (Indoor Unit) ...........................................................114

6.1 Drain Pump Control..............................................................................114

6.2 Louver Control for Preventing Ceiling Dirt............................................116

6.3 Thermostat Sensor in Remote Controller.............................................117

6.4 Freeze Prevention ................................................................................119