Dr. Bert - A quick way to determine which generator terminal is which is to use an ohmmeter - either a VOM or DMM:
First disconnect the wiring from both generator terminals. Set the meter to the lowest resistance range, ground/hold one ohmmeter probe to the generator frame then touch the other probe each generator terminal in turn. The terminal reading almost zero resistance (usually 0.1 ohm or less) will be the A (armature). The other terminal will measure between about 1.5 and 4 ohms - it will be the F (field).
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Presuming the C has its original 3 brush generator, maximum current output can be changed by adjusting the 3rd (movable) brush position. The closer the 3rd brush is to the nearest fixed brush the more amps the generator will produce.
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Today's Featured Article - Talk of the Town: Winterizing Engines - To Drain or Not to Drain? - by Russ Berry. What is this strange attraction I have to equipment and machinery? How did I get this way? I came from the suburbs and own a small horse farm in rural Loudoun County, Virginia. You can call me a "weekend farmer." The local farmers do. Does it bother me? No. I am just happy to have their friendship. At least the word "farmer" is in my title. But what is the attraction? How can I explain the sensation and exhilaration I feel when I turn the key and hear the engine come to life (most
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