Daikin REYQ-TA Series Service Manual page 6

v
3.2 Indoor Unit PCB Abnormality ................................................................... 172
3.3 Drain Level Control System Abnormality.................................................. 173
3.4 Fan Motor Lock, Overload........................................................................ 175
3.5 Indoor Fan Motor Abnormality.................................................................. 178
3.6 Overload/Overcurrent/Lock of Indoor Fan Motor...................................... 182
3.7 Blower Motor Not Running ....................................................................... 183
3.8 Indoor Fan Motor Status Abnormality....................................................... 184
3.9 Low Indoor Airflow.................................................................................... 185
3.10 Swing Flap Motor Abnormality ................................................................. 186
3.11 Power Supply Voltage Abnormality .......................................................... 188
3.12 Blower Motor Stops for Over/Under Voltage ............................................ 189
3.13 Electronic Expansion Valve Coil Abnormality, Dust Clogging .................. 190
3.14 Drain Level above Limit............................................................................ 191
3.15 Capacity Determination Device Abnormality ............................................ 192
3.16 Transmission Abnormality between Indoor Unit PCB and Fan PCB ........ 193
3.17 Blower Motor Communication Error ......................................................... 195
3.18 Thermistor Abnormality ............................................................................ 196
3.19 Combination Error between Indoor Unit PCB and Fan PCB .................... 197
3.20 Blower Motor HP Mismatch...................................................................... 198
3.21 Indoor Blower Does Not Have Required Parameters to Function ............ 199
3.22 Remote Sensor Abnormality .................................................................... 200
3.23 Humidity Sensor System Abnormality ...................................................... 201
3.24 Infrared Presence/Floor Sensor Error ...................................................... 202
3.25 Remote Controller Thermistor Abnormality .............................................. 207
3.26 Outdoor Unit Main PCB Abnormality........................................................ 208
3.27 Actuation of High Pressure Switch ........................................................... 209
3.28 Actuation of Low Pressure Sensor ........................................................... 211
3.29 Inverter Compressor Motor Lock.............................................................. 212
3.30 Compressor Damage Alarm ..................................................................... 214
3.31 Outdoor Fan Motor Abnormality ............................................................... 216
3.32 Electronic Expansion Valve Coil Abnormality........................................... 218
3.33 Discharge Pipe Temperature Abnormality ............................................... 219
3.34 Wet Alarm................................................................................................. 221
3.35 Refrigerant Overcharged.......................................................................... 222
3.36 Harness Abnormality (between Outdoor Unit Main PCB and
Inverter PCB)............................................................................................ 223
3.37 Outdoor Fan Motor Signal Abnormality .................................................... 224
3.38 Thermistor Abnormality ............................................................................ 225
3.39 High Pressure Sensor Abnormality .......................................................... 227
3.40 Low Pressure Sensor Abnormality ........................................................... 228
3.41 Inverter PCB Abnormality......................................................................... 229
3.42 Reactor Temperature Rise Abnormality ................................................... 231
3.43 Inverter Radiation Fin Temperature Rise Abnormality ............................. 232
3.44 Inverter Compressor Instantaneous Overcurrent ..................................... 233
3.45 Inverter Compressor Overcurrent............................................................. 235
3.46 Inverter Compressor Startup Abnormality ................................................ 237
3.47 Transmission Error between Inverter PCB and
Outdoor Unit Main PCB............................................................................ 240
SiUS371614E
Table of Contents