Posted by John T on March 04, 2013 at 06:01:48 from (71.54.160.151):
In Reply to: no gen on A posted by ronztractor on March 04, 2013 at 05:01:57:
Heres a detailed step by step procedure to diagnose the cause of Non Charging and in Para 5 how to determine if the problem is the Genny versus the Voltage Regulator, or manual Low High charge control in your situation....My Motor Test also tells how to bench test a genny
The Field circuit consist of coils of wire around a soft iron core on each side of the genny. Passing current through those field coils produces an electromagnetic field in which the armature rotates thus inducing voltage into the armature windings. Therefore the Field circuit must be continuous and cant work unil the FLD post has a ground either via a voltage regulator or a Low High manual control switch such as the LHDB switch on the dash which must ovbiously also be well grounded.
In my Seminars and Workshops I spend at least an hour explaining all this and cant cover all that here so post back any questions and read my procedure which may help
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Today's Featured Article - Timing Your Magneto Ignition Tractor - by Chris Pratt. If you have done major engine work or restored your tractor, chances are you removed the magneto and spark plug wires and eventually reached the point where you had to put it all back together and make it run. On our first cosmetic restoration, not having a manual, we carefully marked the wires, taped the magneto in the position it came off, and were careful not to turn the engine over while we had these components off. We thought we could get by with this since the engine ran perfectly and would not need any internal work. After the cleanup and painting was done, we began reassembly and finally came to t
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