If its a Class A system, grounding the Gennys FLD post makes it max charge. If its a Class B System, full voltage (NOT ground) on the Gennys FLD makes it max charge. The Class A Field windings terminate out the FLD post where the degree of ground regulates charge rate while on the Class B voltage is applied to the FLD post end and it then terminates at case/frame ground.
I know some Autolite and Prestolite were Class B but I have no idea which you have BUT YOU REALLY NEED TO DETERMINE THAT before you fry something !!!!!!!!!
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Today's Featured Article - Earthmaster Project Progress Just a little update on my Earthmaster......it's back from the dead! I pulled the head, and soaked the stuck valves with mystery oil overnight, re-installed the head, and bingo, the compression returned. But alas, my carb foiled me again, it would fire a second then flood out. After numerous dead ends for a replacement carb, I went to work fixing mine.I soldered new floats on the float arm, they came from an old motorcycle carb, replaced the packing on the throttle shaft with o-rings, cut new ga
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