Daikin VRV RXYQ72-384XAYCA Service Manual page 310

Troubleshooting by Error Code
Note(s)
1. Error codes and thermistors
Error
Code
Reference
CHECK 11 Refer to page 366.
303
Applicable Thermistor
H9 Outdoor air thermistor
Discharge pipe (M1C) thermistor
J3
Compressor body thermistor
Compressor suction thermistor
J5
Suction pipe thermistor
Heat exchanger deicer thermistor
J6
Heat exchanger gas pipe thermistor
Receiver inlet thermistor
Subcooling heat exchanger liquid pipe
J7
thermistor
Subcooling injection thermistor
Heat exchanger liquid pipe thermistor
J8
Subcooling heat exchanger gas pipe
thermistor
J9
Receiver gas purge thermistor
Electric symbol Connector
R1T X18A
R21T
X19A
(Group connector)
R14T
X15A
R12T
(Group connector)
X29A
R10T
(Group connector)
X15A
R11T
(Group connector)
R8T X29A
R9T (Group connector)
R3T
X30A
(Group connector)
R7T
X15A
R16T
(Group connector)
R4T X30A
R5T (Group connector)
X30A
R6T
(Group connector)
R13T X17A
SiUS342004EB
Part 6 Service Diagnosis