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  1. SFCPappy

    M925A1 charging and PCB problems

    I want to thank you for this great information. I just got off the phone with Southern Automotive and he said they are building them now. Just waiting on delivery of one component. Estimated date for sale is mid January and the price per PCB for the M939 family will be around $150-$165. He also...
  2. SFCPappy

    M925A1 charging and PCB problems

    I'll do that and happy Thanksgiving to you and everyone at Steel Soldiers.
  3. SFCPappy

    M925A1 charging and PCB problems

    Here is two pictures of the PCB out of my M925, internal view (note the rust and contamination). The other image is one I made showing the PCB pins and the circuit wires that are in the plug that connects to the PCB. Pin 81. Is the large black wire that goes to the main terminal on the black...
  4. SFCPappy

    M925A1 charging and PCB problems

    Thanks for the information. I follow him over there and found that one a few weeks ago. Sounded great until I read it's an 800 series PCB.
  5. SFCPappy

    M925A1 charging and PCB problems

    With my electronics knowledge and after studying all the circuit and wiring diagrams I can build a modified unit that would be similar in working as a M35. Only no neutral safety circuit , reverse polarity protection .
  6. SFCPappy

    M925A1 charging and PCB problems

    That's my thinking but with that circuit board in the PCB and one lead goes to the alternator from that board, I wasn't sure if it might have been that circuit or a stuck protection relay. I've opened the PCB up for inspection. Looks like the battery relay is fried and the starter lock out relay...
  7. SFCPappy

    M925A1 charging and PCB problems

    Got back last month from a road trip of 1200 miles in my M925A1. All was good until I was 120 miles from home, coming back. It was late night and noticed my headlights getting dimmer. I pulled into first available truck stop and wait for daylight. No luck finding a place to park a 5 ton pulling...
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