Daikin VRV S RXQ4/5ARV1 Service Manual page 5

SiAF332111E
Table of Contents
5.20 Infrared Presence/Floor Sensor Error ..................................................224
5.21 Remote Controller Thermistor Abnormality ..........................................229
5.22 Outdoor Unit Main PCB Abnormality....................................................230
5.23 Current Leakage Detection ..................................................................231
5.24 Missing of Leakage Detection Core .....................................................232
5.25 Activation of High Pressure Switch ......................................................233
5.26 Activation of Low Pressure Sensor ......................................................235
5.27 Compressor Motor Lock .......................................................................237
5.28 Compressor Damage Alarm.................................................................239
5.29 Outdoor Fan Motor Abnormality ...........................................................241
5.30 Electronic Expansion Valve Coil Abnormality.......................................248
5.31 Discharge Pipe Temperature Abnormality ...........................................249
5.32 Wet Alarm.............................................................................................253
5.33 Refrigerant Overcharged......................................................................255
5.34 Harness Abnormality (between Outdoor Unit Main PCB and
Inverter PCB)........................................................................................256
5.35 OL Activation (Compressor Overload) .................................................257
5.36 Outdoor Fan Motor Signal Abnormality ................................................259
5.37 Outdoor Fan PCB Abnormality.............................................................260
5.38 Thermistor Abnormality ........................................................................261
5.39 High Pressure Sensor Abnormality ......................................................263
5.40 Low Pressure Sensor Abnormality .......................................................264
5.41 Inverter Circuit Abnormality ..................................................................265
5.42 Momentary Power Failure during Test Operation ................................267
5.43 Radiation Fin Temperature Rise Abnormality ......................................268
5.44 Compressor Instantaneous Overcurrent ..............................................272
5.45 Compressor Overcurrent......................................................................275
5.46 Compressor Startup Abnormality .........................................................278
5.47 Transmission Error between Microcomputers on Outdoor Unit
Main PCB .............................................................................................281
5.48 Transmission Error between Inverter PCB and Outdoor Unit
Main PCB .............................................................................................283
5.49 Inverter Circuit Capacitor High Voltage ................................................285
5.50 Power Supply Voltage Imbalance ........................................................286
5.51 Reactor Temperature Abnormality .......................................................288
5.52 Radiation Fin Temperature Abnormality...............................................289
5.53 Incorrect Inverter and Fan Drive Combination .....................................291
5.54 Field Setting after Replacing Outdoor Unit Main PCB Abnormality or
Combination of PCB Abnormality.........................................................292
5.55 Refrigerant Shortage ............................................................................293
5.56 Open Phase .........................................................................................297
5.57 Reverse Phase, Open Phase...............................................................298
5.58 Power Supply Insufficient or Instantaneous Abnormality .....................299
5.59 Check Operation Not Executed............................................................307
5.60 Transmission Error between Indoor Units and Outdoor Units..............310
5.61 Transmission Error between Remote Controller and Indoor Unit.........314
5.62 Transmission Error between Main and Sub Remote Controllers .........315
5.63 Other Indoor Units and Outdoor Unit Abnormality................................316
5.64 Improper Combination of Indoor Unit and Outdoor Unit, Indoor Unit
and Remote Controller .........................................................................317
5.65 Address Duplication of Centralized Controller......................................320
5.66 Transmission Error between Centralized Controller and Indoor Unit ...321
5.67 System Not Set Yet ..............................................................................324
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