With "much respec", you are closer than Pete, but still no cigar. "the current in the windings push the contacts apart to avoid discharge." No "pushing apart" , as either direction of current flow or either polarity of shunt coil will pull armature closed. What really happens when gen voltage falls below battery voltage & reverse current flows, is that when current reaches a level that its magnetic field is equal & opposite of the shunt coil field, the two equal & opposite fields cancel & the armature/points are opened by spring.
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Today's Featured Article - Hydraulic Basics - Part 2 - by Curtis Von Fange. In the last entry to this series we gave a brief overview of hydraulic system theory, its basic components and how it works. Now lets take a look at some general maintenance tips that will keep our system operating to its fullest potential. The two biggest enemies to a hydraulic system are dirt and water. Dirt can score the insides of cylinders, spool valves and pumps. Wate
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