Discharge Pipe Temperature Abnormality - Daikin VRV RXYMQ-A Series Service Manual

Troubleshooting by Error Code

5.30 Discharge Pipe Temperature Abnormality

Applicable All outdoor unit models
Models
F3
Error Code
Method of Error
Detect according to temperature detected with the discharge pipe or compressor body
Detection thermistor.
Error Decision
 When discharge pipe temperature becomes abnormally high (i.e., 135°C or more)
Conditions  When discharge pipe temperature sharply rises (remains at 120°C or more for a period of
Supposed  Abnormal discharge pipe temperature
Causes  Defective discharge pipe thermistor
 Defective outdoor unit main PCB
 Closed stop valve
206
consecutive 10 minutes)
SiME332106E
Part 6 Service Diagnosis