GE GDF510PxJ Series Technical Service Manual

Contents

GE GDF510PxJ Series Technical Service Manual Manual pdf 13 page image

– 13 –This troubleshooting section is an overview of diagnostic capabilities of the electronic control. The controlfeatures allow retrieval of error codes, operation of loads in service mode and further diagnostics of theelectronic controls are possible with the use of the Service LED on the main control board. Details onConsumer Error Mode and Service Mode, as well as Service LED are located in the Electronic Control sectionof this guide.To view the Service LED, disconnect power, lower the control box bottom cover and reapply power to thedishwasher when the control is in a safe position.TroubleshootingService LEDWill Not Start• Check voltage input to the dishwasher.• Verify door switch operation, consult Fault CodeMode.• Start pad must be pressed within 5 to 10seconds of closing the door (Safety Feature).• Check main board Service LED (see MainControl Diagnostics in Electronic Controls).• Verify that the dishwasher is not in demo mode(see table in Main Control Diagnostics in theElectronic Controls section of this guide).• CSM (Current Sense Module) tripped. Pleaserefer to On the Main Control Board CSM in theElectronic Controls section of this guide.Symptom: If the dishwasher is “dead”, no LEDoperation, no button operation or beeping occurs.Diagnosis: Attempt placing the dishwasher inConsumer Error Mode.Cure: The CSM (Current Sense Module) is trippedand must be fully diagnosed. Refer to On the MainControl Board CSM section of this guide.Symptom: If the start button either does notrespond or it makes a triple beep sound everytime it’s pressed AND all other buttons respond asnormal.Diagnosis: The dishwasher may be in demo mode.Cure: To exit demo mode, hold “START” and“HEATED DRY” at the same time for 5 seconds.Flashing LightsFlashing LED's or Display (some models) is an indication that the control is waiting for a start command orthat the door is in the open position. There are no fault codes that will automatically display or cause a no-run condition. If board communications are an issue, look for a fault on the main control board Service LED.All of the above diagnostics are covered in this service guide.