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Re: Re: Re: I need some help. I'll swallow my pride but I need help
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Posted by CNKS on May 29, 2002 at 18:39:42 from (207.178.96.213):
In Reply to: Re: Re: I need some help. I'll swallow my pride but I need help posted by JP on May 29, 2002 at 18:12:07:
Follow TNR's advice. In the meantime -- you really don't need instruments for a magneto. Make SURE the tractor is in neutral. Pull off a plug wire and hold it 1/4 inch or so from the plug or the block. Pull the ignition switch out. Activate starter. If you get a nice fat spark and the engine won't start you have a timing problem or a fuel problem. No spark, you probably have a magneto problem. If the timing and fuel are ok the tractor should start even with a relatively weak spark. All the battery does on a magneto ignition is provide power for the starter and lights. Tractor will run fine crank started without a battery. The wire from the pull switch going to the magneto is nothing more than a grounding wire, so you can stop the engine without turning off the fuel as was the case with some older tractors.
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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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