Troubleshooting
SiUS071735EA
71
Service Diagnosis
4.8
Remote Controller Thermistor Abnormality
Error Code
CJ
Method of Error
Detection
Even if remote controller thermistor is faulty, system is possible to operate by system thermistor.
Malfunction detection is carried out by the temperature detected by the remote controller
thermistor.
Error Decision
Conditions
The remote controller thermistor is disconnected or shorted while the unit is running.
Supposed
Causes
Defective room temperature thermistor in the wired remote controller
Defective wired remote controller PCB
External factor such as noise
Troubleshooting
Note:
To delete the record of error codes, press
ON/OFF
button for 4 seconds or more while the error
code is displayed in the inspection mode.
Replace the remote
controller.
External factor other than
equipment malfunction.
(for example, noise etc.)
NO
YES
(R23951)
Is
CJ
displayed on the
remote controller
again?
Delete the record of error
codes. (Refer to Note)
Caution
Be sure to turn off the power switch before connecting or disconnecting
connectors, or parts may be damaged.
Summary of Contents for FDMQ09RVJU
Page 12: ...SiUS071735EA 1 List of Functions Part 1 List of Functions 1 Functions 2 ...
Page 14: ...SiUS071735EA 3 Specifications Part 2 Specifications 1 Specifications 4 ...
Page 120: ...Check SiUS071735EA 109 Service Diagnosis 15 18 24 class R25105 1 2 3 4 Multimeter ...
Page 122: ...Check SiUS071735EA 111 Service Diagnosis 15 18 24 class R20704 W V U DC_P1 DC_N1 ...
Page 140: ...Piping Diagrams SiUS071735EA 129 Appendix RX24RMVJU A 3D092249A ...