Assuming an external regulator! If the alternator rotor windings have a short the regulator will heat. The regulator provides variable levels of voltage to the rotor through a slip ring and a carbon brush. the second brush grounds the rotor so it has a current path. If you can find the resistance value for the rotor, Probably about 3 or 4 ohms, measuring the actual ohms will tell the story. Taking it to a auto electric store (call them with the model before going) would be another option. Jim
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Today's Featured Article - Restoration Story: 1964 JD 2010 Dsl - Part 2 - by Jim Nielsen. Despite having to disassemble the majority of my John Deere 2010's diesel engine, I was still hopeful I could leave the engine-complete with crankshaft and camshaft-in the tractor. This would make the whole engine rebuild job much easier-and much less expensive! I soon found however, that the #4 conrod bearing had disintegrated, taking with it chunks of the crankshaft journal. As a resul
... [Read Article]
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