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Daikin VRV III-S RXYMQ36 48PVJU Service Manual: Part 7 Troubleshooting; C9" Malfunction Of Thermistor (r1t) For Suction Air; Cj" Malfunction Of Thermostat Sensor In Remote Controller; E1" Pcb Defect

60 hz.
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1. Symptom-based Troubleshooting ............................................................. 92
2. Troubleshooting by Remote Controller .....................................................95
3. Troubleshooting by Indication on the Remote Controller ........................109
90
2.1 Self-diagnosis by Wired Remote Controller ............................................... 96
2.2 Self-diagnosis by Wireless Remote Controller ........................................... 97
2.3 Remote Controller Maintenance Mode....................................................... 99
2.4 Remote Controller Self-Diagnosis Function ............................................. 102
3.1 "A0" Error of External Protection Device ................................................... 109
3.2 "A1" PCB Defect........................................................................................ 110
3.3 "A3" Malfunction of Drain Level Control System (S1L).............................. 111
3.4 "A6" Fan Motor (M1F) Lock, Overload ...................................................... 113
"A6" Malfunction of Indoor Unit Fan Motor ................................................ 115
3.5 "A7" Malfunction of Swing Flap Motor (M1S) ............................................ 119
3.6 "A9" Malfunction of Moving Part of
Electronic Expansion Valve (Y1E)............................................................ 121
3.7 "AF" Drain Level above Limit ..................................................................... 123
3.8 "AJ" Malfunction of Capacity Determination Device.................................. 124
3.9 "C4" Malfunction of Thermistor (R2T) for Heat Exchanger........................ 125
3.10 "C5" Malfunction of Thermistor (R3T) for Gas Pipe................................... 126
3.11 "C9" Malfunction of Thermistor (R1T) for Suction Air ................................ 127
3.12 "CJ" Malfunction of Thermostat Sensor in Remote Controller................... 128
3.13 "E1" PCB Defect........................................................................................ 129
3.14 "E3" Actuation of High Pressure Switch .................................................... 130
3.15 "E4" Actuation of Low Pressure Sensor .................................................... 133
3.16 "E5" Inverter Compressor Motor Lock ....................................................... 135
3.17 "E7" Malfunction of Outdoor Unit Fan Motor ............................................. 138
3.18 "E9" Malfunction of Moving Part of
Electronic Expansion Valve (Y1E, Y3E)................................................... 141
3.19 "F3" Abnormal Discharge Pipe Temperature (R2T) .................................. 143
3.20 "F6" Refrigerant Overcharged ................................................................... 145
3.21 "H9" Malfunction of Thermistor (R1T) for Outdoor Air ............................... 146
3.22 "J3" Malfunction of Discharge Pipe Thermistor (R2T) .............................. 147
3.23 "J5" Malfunction of Thermistor (R3T, R5T) for Suction Pipe 1, 2.............. 148
3.24 "J6" Malfunction of Thermistor (R4T) for
Outdoor Unit Heat Exchanger .................................................................. 149
3.25 "J7" Malfunction of Thermistor (R7T) for Outdoor Unit Liquid Pipe .......... 150
3.26 "J9" Malfunction of Subcooling Heat Exchanger Gas
Pipe Thermistor (R6T).............................................................................. 151
3.27 "JA" Malfunction of High Pressure Sensor ................................................ 152
3.28 "JC" Malfunction of Low Pressure Sensor................................................. 154
3.29 "L1" Malfunction of PCB............................................................................ 157
Troubleshooting
SiUS34-907
Part 7
Troubleshooting

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    RXYQ18PAY6 service manual & vrv Fulform