Daikin VRV EMERION REYQ-AATJA Service Manual page 294

287
3.29 Remote Sensor Abnormality .................................................................... 358
3.30 Humidity Sensor System Abnormality ...................................................... 359
3.31 Infrared Presence/Floor Sensor Error ...................................................... 360
3.32 Remote Controller Thermistor Abnormality .............................................. 365
3.33 Outdoor Unit Main/Sub PCB Abnormality ................................................ 366
3.34 Detection of Ground Leakage by Leak Detection Circuit ......................... 367
3.35 Missing of Ground Leakage Detection Core ............................................ 368
3.36 Activation of High Pressure Switch .......................................................... 369
3.37 Activation of Low Pressure Sensor .......................................................... 371
3.38 Compressor Motor Lock ........................................................................... 372
3.39 Compressor Damage Alarm..................................................................... 374
3.40 Outdoor Fan Motor Abnormality ............................................................... 376
3.41 Electronic Expansion Valve Coil Abnormality or Sub PCB Momentary
Overcurrent .............................................................................................. 378
3.42 Four Way Valve Abnormality (Intermediate Stop) .................................... 379
3.43 Four Way Valve Abnormality (Not Switching) .......................................... 380
3.44 Opposite Air Conditioning Alarm .............................................................. 382
3.45 Discharge Pipe Temperature Abnormality ............................................... 383
3.46 Wet Alarm................................................................................................. 385
3.47 Refrigerant Overcharged.......................................................................... 387
3.48 Branch Selector Unit Electronic Expansion Valve Abnormality................ 388
3.49 Thermistor Abnormality ............................................................................ 390
3.50 Harness Abnormality (between Outdoor Unit Main PCB and Inverter
PCB)......................................................................................................... 391
3.51 Outdoor Fan PCB Abnormality................................................................. 392
3.52 High Pressure Sensor Abnormality .......................................................... 393
3.53 Low Pressure Sensor Abnormality ........................................................... 394
3.54 Inverter PCB Abnormality......................................................................... 395
3.55 Momentary Power Failure during Test Operation .................................... 397
3.56 Inverter Radiation Fin Temperature Rise Abnormality ............................. 398
3.57 Compressor Instantaneous Overcurrent .................................................. 401
3.58 Compressor Overcurrent.......................................................................... 403
3.59 Compressor Startup Abnormality ............................................................. 405
3.60 Transmission Error between Inverter PCB and Outdoor Unit Main PCB... 407
3.61 Power Supply Voltage Imbalance ............................................................ 409
3.62 Inverter Radiation Fin Temperature Abnormality ..................................... 411
3.63 Field Setting Abnormality after Replacing Outdoor Unit Main PCB or
Combination of PCB Abnormality............................................................. 413
3.64 Refrigerant Shortage ................................................................................ 414
3.65 Reverse Phase, Open Phase, Power Supply Frequency Issue ............... 415
3.66 Power Supply Insufficient or Instantaneous Abnormality ......................... 416
3.67 Check Operation Not Executed................................................................ 418
3.68 Transmission Error between Indoor Units and Outdoor Units, Open
Phase in Power Supply Wiring ................................................................. 419
3.69 Transmission Error between Remote Controller and Indoor Unit............. 422
3.70 Transmission Error between Outdoor Units ............................................. 423
3.71 Transmission Error between Main and Sub Remote Controllers ............. 429
3.72 Transmission Error between Indoor Units and Outdoor Units in the
Same System ........................................................................................... 430
SiUS372201EB
Part 6 Service Diagnosis