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 - Pitfalls of Tractor Engine Rebuilds - by Chris Pratt. The first pop after you have put the machine together with your own hands is exciting and pleasing. The whole experience can be marred if one moves too fast and makes too many assumptions that they can just use "as is" some parts they should be closely scrutinizing and possibly attended to. In such cases, rework makes what could have been a fun project turn into an irritant or even a nightmare. Minor Irritants To give you an example of an minor but irritating proble
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