How to Check AC IR Sensor on PCB: To test the IR sensor on the AC PCB, first power off the unit and access the PCB. Use a multimeter to check for voltage at the sensor terminals while pressing the remote. A reading indicates the sensor is receiving power and functioning correctly. #ACRepair #IRSensorCheck #PCBRepair #HVACMaintenance #TechTips #Troubleshooting #MultimeterUse #HomeAppliances #SensorDiagnostics #ElectronicRepair #careskillsacaemy | Care Skills Academy

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