ESIE09-08 Troubleshooting by Indication on the Remote ControllerTroubleshooting 1413.10 “CJ” Indoor Unit: Malfunction of Thermostat Sensor inRemote ControllerRemote ControlDisplayCJSubcode 0ApplicableModelsAII indoor unit modelsMethod ofMalfunctionDetectionMalfunction detection is carried out by temperature detected by remote control air temperaturethermistor.MalfunctionDecisionConditionsWhen the remote control air temperature thermistor becomes disconnected or shorted while theunit is running.SupposedCauses Defect of remote control thermistor Defect of remote control PC board Defect of indoor PC board (A1P)TroubleshootingCautionBe sure to turn off power switch before connecting or disconnecting connector,otherwise parts may be damaged.(V2787)Turn power supply OFF, thenpower ON again.Is "CJ" displayedon the remote control?YESNOReplace remote control.Turn power supply OFF, thenpower ON again.YESNONormal operation.Replace indoor unitPCBoard (A1P).Is “CJ” displayedon the new remotecontrol?External factor other thanequipment malfunction(for example noise, etc.)
