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Re: + or - ground whats the difference?
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Posted by Jon H on January 25, 2005 at 14:24:37 from (69.26.16.65):
In Reply to: Re: + or - ground whats the difference? posted by dr.sportster on January 25, 2005 at 14:06:13:
On a tractor with neg ground battery/charging system ,the neg coil terminal would connect to ground through the distributor. On a tractor with pos ground battery/charging system ,the pos coil terminal would connect to ground through the distributor so the electrical flow through the coil primary is in the same direction for either a pos or neg ground system. This insures that the flow of current in the coil secondary winding is always correct to flow from the sparkplug hot center electrode to the cooler side electrode.
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