ESIE09-08 Troubleshooting by Indication on the Remote ControllerTroubleshooting 1613.22 “F3” Outdoor Unit: Abnormal Discharge PipeTemperatureRemote ControlDisplayF3ApplicableModelsER*Q 011~016*Method ofMalfunctionDetectionAbnormality is detected according to the temperature detected by the discharge pipetemperature sensor.MalfunctionDecisionConditionsWhen the discharge pipe temperature rises to an abnormally high levelWhen the discharge pipe temperature rises suddenlySupposedCauses Faulty discharge pipe temperature sensor Faulty connection of discharge pipe temperature sensor Faulty outdoor unit PC boardTroubleshooting∗ Refer to “Thermistor Resistance / Temperature Characteristics” table on P229.(V3068)CautionBe sure to turn off power switch before connect or disconnect connector, orparts damage may be occurred.Dischargepipe temperature is120°C or higher when the unitstop by malfunction.Pull out the discharge pipethermistor from the outdoor PCboard, and then makemeasurement of resistance usinga multiple meter.Are thecharacteristics of thedischarge pipe thermistornormal?(3.5~400KΩ)*Replace outdoor unit PC board(A1P).Replace the discharge pipethermistor.NONORefrigerant shortage, compressiondefect, etc. Defect of the refrigerantsystem.YESYES
