[/quote]If I were you, I would not open another can of worms by trying to switch ground polarity. I and others can do it without incident, but many will ruin regulators in trying. "If it aint broke, don't fix it until you achieve broken." I doubt that your fuel gauge is polarity sensitive. I would get the gauge & sender out on a wood bench and do do some testing.[/quote]
JMOR
Went back to the bench.
1. New 6volt battery.
2. Two new gauges I have been wrestling with.
3. New sending unit.
Both gauges will work if hooked up this way.
1. Sending unit sitting on the positive post.
2. Sending unit wire "T" Tank on the negative post.
4. Ground wire on the positive post.
Any other configuration results in full or empty reading.
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Today's Featured Article - What Oil Should I Use? - by Francis Robinson. I keep seein this question pop up over and over again in discussion groups all over the web. As with many things there are often several right answers and a few wrong ones. Some purist I'm sure will disagree to no end with what I will tell you but most of us out here in the real world don't really care do we ? Some of them only bring their noses down out of the air long enough to look down them anyway. If you are like me you are only doing this old tractor stuff because you enjoy it. You
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