Daikin R48NUY2S - Detailed Error Code Explanations

Si20-701_B Troubleshooting by Remote Controller
66
∗1 For only RZQ-K ∗4 For only RZQ(S)-C
∗2 For only RZQ-H ∗5 For only RZQ(S)-B
∗3 For only RZQ-KU ∗6 For only RZQ-C7
Error
Code
Contents of Error
Model Name
Reference Page RZ(Y) RZQ-K/H RZR-KU/HU RZQ(S)-B/C RZQG-L CMSQ
J3
Discharge Pipe
Thermistor System
Abnormality
hh246
Discharge Pipe
Thermistor System
Abnormality
hh h 237
J5
Thermistor System
Abnormality
hh h 237
Thermistor System
Abnormality
h 248
J6
Heat Exchanger
Thermistor System
Abnormality
hh251
Thermistor System
Abnormality
hh h 237
J7
Thermistor System
Abnormality
hh h 237
Liquid Pipe Thermistor
Abnormality
h 252
J8
Thermistor System
Abnormality
hh h 237
J9
Subcooling Heat
Exchanger Gas Pipe
Thermistor Abnormality
h 254
JA
High Pressure Sensor
Abnormality
h
∗6
h 256
JC
Suction Pipe Pressure
Sensor Abnormality
h
∗5, 6
h 259
L1
Outdoor Unit PCB
Abnormality
hh
h
∗4
261
Outdoor Inverter PCB
Abnormality
h
∗6
263
Outdoor Unit PCB
Abnormality
h 265