Daikin VRV EMERION RXYQ-AATJA, Service Manual

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SiUS342303E
Table of Contents ii
2.3 Wireless Remote Controller ....................................................................... 80
3. Main/Sub Setting.......................................................................................81
3.1 BRC1E73 ................................................................................................... 81
3.2 BRC1H71W................................................................................................ 83
3.3 When Wireless Remote Controller is Used Together................................. 85
4. Address Setting for Wireless Remote Controller.......................................86
5. Centralized Control Group No. Setting......................................................88
5.1 BRC1E73 ................................................................................................... 88
5.2 BRC1H71W................................................................................................ 90
5.3 Wireless Remote Controller ....................................................................... 90
5.4 Group No. Setting Example........................................................................ 91
6. Service Settings Menu, Maintenance Menu..............................................92
6.1 BRC1E73 ................................................................................................... 92
7. Administrator Menu, Installer Menu ..........................................................96
7.1 BRC1H71W................................................................................................ 96
Part 4 Functions and Control .......................................................... 97
1. Operation Flowchart..................................................................................99
2. Stop Control ............................................................................................100
2.1 Stop due to Error ...................................................................................... 100
2.2 When System is in Stop Control............................................................... 100
2.3 Sub Unit Stops during Master Unit Control .............................................. 100
3. Standby Control ......................................................................................101
3.1 Restart Standby........................................................................................ 101
3.2 Crankcase Heater Control........................................................................ 101
4. Startup Control ........................................................................................102
4.1 Startup Control in Cooling ........................................................................ 102
4.2 Startup Control in Heating ........................................................................ 102
5. Basic Control...........................................................................................103
5.1 Normal Control ......................................................................................... 103
5.2 Compressor PI Control............................................................................. 104
5.3 Compressor Step Control......................................................................... 105
5.4 Electronic Expansion Valve PI Control..................................................... 109
5.5 Step Control of Outdoor Fans .................................................................. 110
6. Protection Control ...................................................................................111
6.1 High Pressure Protection Control............................................................. 111
6.2 Low Pressure Protection Control.............................................................. 112
6.3 Discharge Pipe Protection Control ........................................................... 112
6.4 Inverter Protection Control ....................................................................... 113
7. Special Control........................................................................................115
7.1 Pump Down Residual Operation .............................................................. 115
7.2 Oil Return Operation ................................................................................ 116
7.3 Defrost Operation ..................................................................................... 118
7.4 Outdoor Unit Rotation............................................................................... 119
8. Other Control...........................................................................................120
8.1 Backup Operation..................................................................................... 120
8.2 Heating Operation Prohibition .................................................................. 120