I am still working on this - I had my father-in-law (an electrician by trade) come over and he helped me trouble-shoot as best we could. The only conclusion we came to was that the coil by itself was causing excess amperage through the ignition switch when the machine wasn't running. So the possible culprit appears to be the coil. I removed it (it looks fairly new) but I do have a question. The coil says for use with external resistance. Does anyone know does the 424 have external resistance or should I buy the coil with internal resistance?
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Today's Featured Article - Timing Your Magneto Ignition Tractor - by Chris Pratt. If you have done major engine work or restored your tractor, chances are you removed the magneto and spark plug wires and eventually reached the point where you had to put it all back together and make it run. On our first cosmetic restoration, not having a manual, we carefully marked the wires, taped the magneto in the position it came off, and were careful not to turn the engine over while we had these components off. We thought we could get by with this since the engine ran perfectly and would not need any internal work. After the cleanup and painting was done, we began reassembly and finally came to t
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