Troubleshooting by Error Code SiAF332111E
250 Part 6 Service Diagnosis
5.31.2 Discharge Pipe Temperature Abnormality (6/8 HP Models)
Applicable
Models
RXMQ6/8AR
Error Code F3
Method of Error
Detection
Detect according to temperature detected with the discharge pipe or compressor body
thermistor.
Error Decision
Conditions
When discharge pipe temperature becomes abnormally high (i.e., 135°C or more)
When discharge pipe temperature sharply rises (remains at 120°C or more for a period of
consecutive 10 minutes)
Supposed
Causes
Abnormal discharge pipe temperature
Defective discharge pipe thermistor
Defective outdoor unit main PCB
Closed stop valve
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