J9 Subcooling Heat Exchanger Gas Pipe Thermistor Abnormality - Daikin R71FUV1 Service Manual

Si20-701_B
J9
3.53
Exchanger Gas Pipe
Thermistor Abnormality
Remote Controller Display
J9
Applicable Models
CMSQ
Method of Error Detection
The error is detected according to the temperature
detected by subcooling heat exchanger gas pipe
thermistor.
Error Decision Conditions
When the subcooling heat exchanger gas pipe thermistor
is short circuited or open circuited.
Supposed Causes
Defective subcooling heat exchanger gas pipe
thermistor
Defective outdoor unit PCB
254
Subcooling Heat
Troubleshooting by Remote Controller