Discharge Pipe Temperature Abnormality - Daikin VRV EMERION RXYQ-AATJA Service Manual

SiUS342303E

3.41 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 thermistor.
Detection
Error Decision  When discharge pipe temperature becomes abnormally high (i.e., 135°C (275°F) or more)
Conditions  When discharge pipe temperature sharply rises (remains at 120°C (248°F) or more for a period
 When compressor surface temperature becomes abnormally high (i.e., 120°C (248°F) or more)
 When compressor surface temperature sharply rises (remains at 115°C (239°F) or more for a
Supposed
 Abnormal discharge pipe temperature
Causes  Defective discharge pipe thermistor
 Abnormal compressor surface temperature
 Defective compressor body thermistor
 Defective outdoor unit main PCB
Part 6 Service Diagnosis
of consecutive 10 minutes)
period of consecutive 10 minutes)
Troubleshooting by Error Code
312