A bad regulator can have a cutout relay that is out of adjustment and won't pull in and connect the generator to the battery. Polarization is done when the tractor is not running. connecting the Bat terminalon the regulator to the Arm terminal. If the generator charges OK when it does charge, the regulator is at fault. If you need to polarize it when running it is for sure the Voltage regulator. You can get by as you are with the momentary contact switch as you intend, but a new VR is the fix. Jim
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Today's Featured Article - A Lifetime of Farm Machinery - by Joe Michaels. I am a mechanical engineer by profession, specializing in powerplant work. I worked as a machinist and engine erector, with time spent overseas. I have always had a love for machinery, and an appreciation for farming and farm machinery. I was born and raised in Brooklyn, New York. Not a place one would associate with farms or farm machinery. I credit my parents for instilling a lot of good values, a respect for learning, a knowledge of various skills and a little knowledge of farming in me, amo
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