Daikin RXYQ96PYDN Service Manual page 4

SiUS34-801A_b
7. Special Control........................................................................................197
8. Protection Control ...................................................................................210
9. Other Control...........................................................................................218
10.Test Operation ........................................................................................219
11.Outdoor Unit PC Board Layout ...............................................................240
12.Field Setting ............................................................................................241
Part 4 Indoor Unit......................................................................... 269
1. Specifications ..........................................................................................270
2. Refrigerant Circuit ...................................................................................284
3. Operation Flow Chart ..............................................................................285
4. Thermostat Sensor in Remote Controller................................................287
5. Drain Pump Control.................................................................................291
Table of Contents
6.1 Normal Operation ..................................................................................... 188
6.2 Compressor PI Control............................................................................. 189
6.3 Electronic Expansion Valve PI Control..................................................... 193
6.4 Step Control of Outdoor Unit Fans ........................................................... 194
6.5 Outdoor Unit Fan Control in Cooling Operation ....................................... 194
6.6 Heat Exchanger Control ........................................................................... 195
7.1 Startup Control ......................................................................................... 197
7.2 Large Capacity Start Up Control (Heating)............................................... 198
7.3 Oil Return Operation ................................................................................ 199
7.4 Defrost Operation ..................................................................................... 203
7.5 Pump-down Residual Operation .............................................................. 205
7.6 Standby .................................................................................................... 207
7.7 Stopping Operation .................................................................................. 208
8.1 High Pressure Protection Control............................................................. 210
8.2 Low Pressure Protection Control.............................................................. 211
8.3 Discharge Pipe Protection Control ........................................................... 213
8.4 Inverter Protection Control ....................................................................... 214
8.5 STD Compressor Overload Protection..................................................... 216
9.1 Backup Operation..................................................................................... 218
9.2 Demand Operation ................................................................................... 218
9.3 Heating Operation Prohibition .................................................................. 218
10.1 Installation Process .................................................................................. 219
10.2 Procedure and Outline ............................................................................. 219
10.3 Operation when Power is Turned On ....................................................... 238
12.1 Field Setting from Outdoor Unit................................................................ 241
4.1 Thermostat Control While in Normal Operation ....................................... 289
4.2 Thermostat Control in Dry Operation ....................................................... 289
4.3 Thermostat Control with Operation Mode Set to AUTO ........................... 290
5.1 When the Float Switch is Tripped while the Cooling Thermostat is ON: .. 291
5.2 When the Float Switch is Tripped while the Cooling Thermostat is OFF: 291
5.3 When the Float Switch is Tripped During Heating Operation:.................. 292
5.4 When the Float Switch is Tripped and "AF" is Displayed on the Remote Con-
troller: ....................................................................................................... 292
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