Daikin VRV RXYQ72-384XAYCA Service Manual page 231

SiUS342004EB
Error code
Defective heat exchanger liquid upper thermistor (R4T)
J8 - 01
(Master)
Defective heat exchanger liquid upper thermistor (R4T)
J8 - 02
(Slave 1)
Defective heat exchanger liquid upper thermistor (R4T)
J8 - 03
(Slave 2)
Defective heat exchanger liquid lower thermistor (R5T)
J8 - 08
(Master)
Defective heat exchanger liquid lower thermistor (R5T)
J8 - 09
(Slave 1)
Defective heat exchanger liquid lower thermistor (R5T)
J8 - 10
(Slave 2)
Defective subcooling heat exchanger gas pipe thermistor
J9 - 01
(R6T) (Master)
Defective subcooling heat exchanger gas pipe thermistor
J9 - 02
(R6T) (Slave 1)
Defective subcooling heat exchanger gas pipe thermistor
J9 - 03
(R6T) (Slave 2)
Error detection of subcooling heat exchanger gas pipe
J9 - 08
thermistor (R6T) (Master)
Error detection of subcooling heat exchanger gas pipe
J9 - 09
thermistor (R6T) (Slave 1)
Error detection of subcooling heat exchanger gas pipe
J9 - 10
thermistor (R6T) (Slave 2)
J9 - 11
Receiver gas purge thermistor (R13T) (Master)
J9 - 12 Receiver gas purge thermistor (R13T) (Slave 1)
J9 - 13
Receiver gas purge thermistor (R13T) (Slave 2)
JA - 06 Defective high pressure sensor (S1NPH): Open (Master)
JA - 07 Defective high pressure sensor (S1NPH): Short (Master)
JA - 08 Defective high pressure sensor (S1NPH): Open (Slave 1)
JA - 09 Defective high pressure sensor (S1NPH): Short (Slave 1)
JA - 10 Defective high pressure sensor (S1NPH): Open (Slave 2)
JA - 11 Defective high pressure sensor (S1NPH): Short (Slave 2)
JC - 06
Defective low pressure sensor (S1NPL): Open (Master)
JC - 07 Defective low pressure sensor (S1NPL): Short (Master)
JC - 08
Defective low pressure sensor (S1NPL): Open (Slave 1)
JC - 09 Defective low pressure sensor (S1NPL): Short (Slave 1)
JC - 10 Defective low pressure sensor (S1NPL): Open (Slave 2)
JC - 11 Defective low pressure sensor (S1NPL): Short (Slave 2)
Part 6 Service Diagnosis
Error Description
Troubleshooting
Refer to the J8 flowchart and make a diagnosis of the
relevant thermistor of the relevant unit based on the Error
code shown to the left.
Refer to the J9 flowchart and make a diagnosis of the
relevant thermistor of the relevant unit based on the Error
code shown to the left.
Refer to the JA flowchart and make a diagnosis of the
relevant sensor based on the Error code shown to the left.
Refer to the JC flowchart and make a diagnosis of the
relevant sensor based on the Error code shown to the left.
Troubleshooting by Error Code
Diagnosis
224