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I have a Harrison 190 that I am just starting up. The main contactor was burned up when I got it. I replace it with the same contactor that was there before. The contactor is normally open. The contactor is energized at all times and of course hums a little. Im new to motor controls and...

My machines are in my garage which I generally only heat when I am working out there. It stays in the 40's otherwise. The problem is condensation in the spring on anything that is not ambiant temperature. Especially the floor and the machines. What is the best way to protect the machines from...

I am looking for an electrical schematic for a Harrison 190 Lathe with a two speed motor set up. I have found manuals but none of them come with a schematic. Harrison does not have one either which I have a hard time understanding. If anyone one has one or knows of the whereabouts let me know...

In a search for a schematic on the All About Ciruits site, they referred me to this site. I have always wondered how you guys build these cool little engines and now I have found the place to answer some of my questions! Looks like a wealth of knowledge. Thanks