I don't know if its a Class A system like many Delcos used on Deere and IHC and Oliver or a Class B like used on some Fords and Massey Harris etc. If its an A the Field circuit begins on the third brush, terminates out the gennys FLD post and then gets its regulated ground via a Low High charge switch or a Voltage Regulator.
If its a Class A System (suspect if its a Delco) below is my Troubleshooting Procedure. It also tells how to Polarize and how to determine if non charging is a Genny or a Voltage Regulator problem in Para 5.
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Today's Featured Article - George's Fordson Major - by Anthony West (UK). This is a bit of a technical info to add on to the article about George's Major in the "A Towny Goes Plowing" article. George bought his Major from a an implement sale about 18 years ago for £200.00. There is no known history regarding its origins or what service it had done, but the following work was undertaken by Harold alone to bring it up to show standard. From the engine number, it was found that the major was produced late 19
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