Daikin Aurora Series Service Manual page 5

SiUS341802E
Part 6 Service Diagnosis.............................................................. 142
1. Symptom-based Troubleshooting ........................................................... 145
2. Troubleshooting by Error Code ............................................................... 167
Table of Contents
1.1 Indoor Unit Overall ................................................................................... 145
1.2 With Optional Infrared Presence/Floor Sensor......................................... 148
1.3 Wired Remote Controller.......................................................................... 149
1.4 Wireless Remote Controller ..................................................................... 150
1.5 Error Codes and Descriptions .................................................................. 152
1.6 Error Codes - Sub Codes ......................................................................... 154
2.1 External Protection Device Abnormality ................................................... 167
2.2 Indoor Unit PCB Abnormality ................................................................... 169
2.3 Drain Level Control System Abnormality.................................................. 170
2.4 Indoor Fan Motor Lock, Overload............................................................. 172
2.5 Indoor Fan Motor Abnormality.................................................................. 175
2.6 Overload/Overcurrent/Lock of Indoor Fan Motor...................................... 179
2.7 Blower Motor Not Running ....................................................................... 180
2.8 Indoor Fan Motor Status Abnormality....................................................... 181
2.9 Low Indoor Airflow.................................................................................... 182
2.10 Swing Flap Motor Abnormality ................................................................. 183
2.11 Power Supply Voltage Abnormality .......................................................... 185
2.12 Blower Motor Stops for Over/Under Voltage ............................................ 186
2.13 Electronic Expansion Valve Coil Abnormality, Dust Clogging .................. 187
2.14 Drain Level above Limit............................................................................ 188
2.15 Capacity Determination Device Abnormality ............................................ 189
2.16 Transmission Abnormality between Indoor Unit PCB and Fan PCB ........ 190
2.17 Blower Motor Communication Error ......................................................... 192
2.18 Thermistor Abnormality ............................................................................ 193
2.19 Combination Error between Indoor Unit PCB and Fan PCB .................... 194
2.20 Blower Motor HP Mismatch...................................................................... 195
2.21 Indoor Blower Does Not Have Required Parameters to Function ............ 196
2.22 Remote Sensor Abnormality .................................................................... 197
2.23 Humidity Sensor System Abnormality ...................................................... 198
2.24 Infrared Presence/Floor Sensor Error ...................................................... 199
2.25 Remote Controller Thermistor Abnormality .............................................. 204
2.26 Outdoor Unit PCB Abnormality................................................................. 205
2.27 Detection of Ground Leakage by Leak Detection Circuit ......................... 206
2.28 Missing of Ground Leakage Detection Core ............................................ 207
2.29 Actuation of High Pressure Switch ........................................................... 208
2.30 Actuation of Low Pressure Sensor ........................................................... 210
2.31 Inverter Compressor Motor Lock.............................................................. 211
2.32 Compressor Damage Alarm ..................................................................... 213
2.33 Outdoor Fan Motor Abnormality ............................................................... 215
2.34 Electronic Expansion Valve Coil Abnormality........................................... 219
2.35 Discharge Pipe Temperature Abnormality ............................................... 220
2.36 Wet Alarm................................................................................................. 222
2.37 Refrigerant Overcharged.......................................................................... 223
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