Posted by Tom Fleming on September 12, 2011 at 17:26:41 from (67.20.249.95):
In Reply to: F20 Magneto no spark posted by Bill Thompson on September 12, 2011 at 08:07:27:
Well, if they were both rebuilt and ran fine, that indicates to me something environmental, like corroded points as has been suggested. While a dual coil failure is highly unlikely, who knows. The impulse is also a goo check, but you should even get weak spark on a good mag turning at hand speed without the impulse. I know my E4A throws a healthy spark at hand speed without the impulse.
clean the points, and make sure there is no water in the points compartment.
I would also attempt pull starting them. We can go from there.
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