Daikin VRV RXYQ72-384XAYCA Service Manual page 3

SiUS342004EB
4. Address Setting for Wireless Remote Controller.......................................69
5. Centralized Control Group No. Setting......................................................71
6. Service Settings Menu, Maintenance Menu..............................................75
7. Administrator Menu, Installer Menu ..........................................................79
Part 4 Functions and Control .......................................................... 80
1. Operation Flowchart (Outdoor Unit) ..........................................................82
2. Stop Control ..............................................................................................83
3. Standby Control ........................................................................................ 84
4. Startup Control .......................................................................................... 85
5. Basic Control.............................................................................................87
6. Protection Control .....................................................................................94
7. Special Control........................................................................................100
8. Other Control...........................................................................................104
Table of Contents
3.2 BRC1H71W................................................................................................ 66
3.3 When Wireless Remote Controller is Used Together................................. 68
5.1 BRC1E73 ................................................................................................... 71
5.2 BRC1H71W................................................................................................ 73
5.3 Wireless Remote Controller ....................................................................... 73
5.4 Group No. Setting Example........................................................................ 74
6.1 BRC1E73 ................................................................................................... 75
7.1 BRC1H71W................................................................................................ 79
2.1 Stop due to Error ........................................................................................ 83
2.2 When System is in Stop Control................................................................. 83
2.3 Slave Unit Stops during Master Unit Control.............................................. 83
3.1 Restart Standby.......................................................................................... 84
3.2 Crankcase Heater Control.......................................................................... 84
4.1 Startup Control in Cooling .......................................................................... 85
4.2 Startup Control in Heating .......................................................................... 86
5.1 Normal Control ........................................................................................... 87
5.2 Compressor PI Control............................................................................... 88
5.3 Operating Priority and Rotation of Compressors........................................ 89
5.4 Compressor Step Control........................................................................... 90
5.5 Electronic Expansion Valve PI Control....................................................... 92
5.6 Step Control of Outdoor Fans .................................................................... 93
6.1 High Pressure Protection Control............................................................... 94
6.2 Low Pressure Protection Control................................................................ 96
6.3 Discharge Pipe Protection Control ............................................................. 97
6.4 Compressor Body Protection Control......................................................... 98
6.5 Inverter Protection Control ......................................................................... 98
7.1 Pump Down Residual Operation .............................................................. 100
7.2 Oil Return Operation ................................................................................ 100
7.3 Defrost Operation ..................................................................................... 102
7.4 Outdoor Unit Rotation............................................................................... 103
8.1 Backup Operation..................................................................................... 104
8.2 Demand Operation ................................................................................... 104
8.3 Heating Operation Prohibition .................................................................. 104
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