If that works the cut out has an open shunt coil.I always took the cover off the regulator to see if the cut out point were open.If closing them by hand starts changing the shunt coil is open.The generator will charge until the engine stops but wont charge when the engine is restarted.I find that new regulators have to be adjusted to get the proper charge rate.Thats why there are so many complaints about new regulators being junk.I had a 6v regulator that had a knob on the cover for adjusting the charge rate.I use an induction ammeter to check the charge rate on red light cars and tractors.Ive had these meters since the mid 50s.Told one poster where he could buy an induction ammeter for 8 bucks.He didnt like the 25.00 minimum order and didnt want to pay shipping.
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Today's Featured Article - Tractor Generators - by Chris Pratt. As a companion to the articles on three-brush and two-brush generators, it seemed fitting that we should provide our readers with a description of how a generator works in lay terms. The difficulty with all those "theory of operation" texts is that they border on principles of electricity or physics and such. Since I know nothing of either, you will have to put up with looking at the common sense side of how generators work which means we "
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