Some of the GM cars of the 70's had two "gen" indicator lights wired in parallel for a faster excite, one exposed one hidden. Mechanics that did not know the second hidden indicator light existed, would about rip their hair out in frustration while trying to fix a slow alternator excite problem. Replace the burned out hidden bulb and all was well.
How fast does your alternator turn ? My 4020 JD has a large alt pulley on it,s three wire alternator and turns so slow that the gen light normally does not go out until atleast 1300 engine rpm.
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Today's Featured Article - Listening to Your Tractor - by Curtis Von Fange. Years ago there was a TV show about a talking car. Unless you are from another planet, physically or otherwise, I don’t think our internal combustion buddies will talk and tell us their problems. But, on the other hand, there is a secret language that our mechanical companions readily do speak. It is an interesting form of communication that involves all the senses of the listener. In this series we are going to investigate and learn the basic rudimentary skills of understanding this lingo.
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