Posted by Jon Hagen on August 31, 2012 at 11:17:20 from (69.26.17.61):
In Reply to: 300 ignition posted by Dave8N in Pa on August 31, 2012 at 10:49:40:
IF the tractor has a SI series Delco alternator, the link below gives a good wiring diagram that works with most gas engine tractors with distributor ignition.
The high charge rate on a SI series Delco can result if the Sense wire (marked #2 on the alt rear case) does not have a good connection to battery voltage. This wire is what tells the alternator what the electrical system voltage is so the alternator can adjust it's output to produce a constant 13.5 -14.5 volts. If the #2 sense wire has a bad connection or is not connected to the battery / electrical system, that will cause the alternator to charge at maximum output all the time.
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Today's Featured Article - Memories of an IH Super A When I was ? up to 10, I worked on my Papaw's farm in Greeneville, TN every summer. As I grew older (7), it was the thrill of my day to ride or drive on the tractor. My Papaw had a 1954 IH Super A that he bought to replace a Cub. My Papaw raised "baccer" (tobacco) and corn with the Super A, but the fondest memory was of the sawmill. He owned a small sawmill for sawing "baccer" sticks. The Super A was the powerplant. When I was old enough (7 or 8), I would get up early and be dressed to
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