Troubleshooting by Remote Controller SiME281501E123 Service Diagnosis4.26 Pressure Sensor AbnormalityError Code J1ApplicableModelsRZQMethod of ErrorDetectionThe error is detected by the pressure measured with pressure sensor (S1NPH)Error DecisionConditionsWhen the detect pressure becomes following; Detected pressure – 0.05MPa continues 185 seconds Detected pressure 4.4MPa continues 185 secondsSupposedCauses Defective pressure sensor Defective outdoor unit PCB Defective connection of connectorTroubleshootingRefer to P.157.Caution Be sure to turn off the power switch before connecting or disconnecting connectors, or parts may be damaged.Check if the connector for thepressure sensor (X17A) is correctlyconnected to the outdoor unit PCB.Connect correctly.Is it connectedcorrectly?Is the relation between thepressure and the voltagenormal?NOReplace the pressure sensor(S1NPH).NOMeasure the voltage (V) between thepins # (1) and (3) of the aboveconnector.YESReplace the outdoor unit PCB(A1P).YESCHECK 5CHECK 5CHECK 5
