Yup that is it!!!! Electronic Ignition (when on not running) supplies full rated running voltage to the coil 100% of the time. This compares to about 30 % of the time (or so) when the engine runs. This is not an operational situation for the heat load of the coil, ballast resistor (if any) or the electronics of the electronic ignition. Duty cycle is important, and often ignored. Points could handle the issue a bit better, but still often got hot. Coils are also heat affected in the same way. Shutting off the ignition when not running is imperative. As normal, John you are great to be around. Even if only digitally. Jim
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Today's Featured Article - Two-Brush Generators - by Chris Pratt. Whether for product liability or because the aftermarket parts and labor business is lucrative, this concept is disturbingly prevalent. Fortunately when you step into your shop and make that jump 50 years back in time to work with your old tractor, this concept goes out the window. Even so, when it comes to the charging system, people quickly revert to this idea and start replacing the major components one at a time until it works. The reason you don't find any decals in your replacement set wit
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