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  • Upcoming Events

    • 18 January 2025 03:00 PM Until 04:00 PM
      2  
      All Appliantology tech members are invited to join in the conversation for all things Appliantological: bidness, customers, tools, troubleshooting, flavorite brewski, whatever. Webcams and microphones are open and live!
      This event is also a great time for any students at Master Samurai Tech to bring any and all questions about the coursework. We're happy to walk through any concepts you're having trouble with. Think of it like office hours with your teachers. 
      Also, follow this Calendar Event so you'll get notified of new posts here. Look for the "Follow" button either at the top of the topic on desktop or below the topic on mobile.
      Who: This workshop is only available to tech members at Appliantology.
      When: Saturday, January 18 @10:00 AM Eastern Time.
      Where: Online via Zoom
      How:
      Click here to go to the forum topic with the registration link. If you're interested, register now. Arrive a couple minutes early to make sure your connection is working. Set a reminder for yourself for this workshop so you don’t miss it.  And check out past workshops here: https://appliantology.org/announcement/33-webinar-recordings-index-page/

Recommended Posts

Posted

Used the GE Profile inverter board repair video 4 years ago.  Textbook repair, followed the video exactly.  Refrig down again with same apparent symptoms.  Found the video again and followed.  This time had a voltage of 11 volts at the J15 plug.  Video explains to expect 4 to 6 volts.  Does this higher voltage mean something else is the problem, not the inverter?

Posted

The inverter receives commands from the main control board. The main control board will send a PWM run signal from the J15 connector of 4-6 VDC effective voltage to the inverter (all wires must be connected). The inverter will select compressor speed (voltage output) based on this signal. The main control board will only send a run signal to the inverter when the compressor should be on. Note: When measuring signal voltage (from the main control board) at the inverter, a reading of 4-6 VDC will be measured with all wires connected. If the inverter wiring is disconnected, the board output will measure between 10-12 VDC

  • Like 1
Posted
1 hour ago, Chat_in_FL said:

The inverter receives commands from the main control board. The main control board will send a PWM run signal from the J15 connector of 4-6 VDC effective voltage to the inverter (all wires must be connected). The inverter will select compressor speed (voltage output) based on this signal. The main control board will only send a run signal to the inverter when the compressor should be on. Note: When measuring signal voltage (from the main control board) at the inverter, a reading of 4-6 VDC will be measured with all wires connected. If the inverter wiring is disconnected, the board output will measure between 10-12 VDC

Chat_in_Fl

Thanks for the response.  I rechecked making sure all wires connected.  Voltage now reads 5.6 volts.  Bad inverter board.  New one should get me going.  Just wanted assurance.  Thanks again

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