If you take the advance cap off ( the one that the rod attaches to to advance or retard the spark), you will notice a small piece of metal at about 4:00 on the housing that turns. That is the ground point. if it is not bent the corect distance from the mag housing, it will not contact the points connector to ground it out.
Take your cap off and rotate the advance, you will see the piece of metal that I am talking about. When fully retarded, it should contact the points connection, and ground it out. If it does not make contact with the points, carefully bend it enough to make contact.
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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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