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Old 09-30-2015, 08:33 PM   #27
Cool Hand Lurker
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Join Date: May 2010
Location: So Minn
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Default Re: Cutout problem, I think!

Quote:
Originally Posted by Will N View Post
Depending on what caused your fuse to blow and how fast your generator was turning when it blew, the generator might be fried. The battery acts as a voltage regulator in the system. If you were winding it out when the fuse blew, the battery was taken out of the circuit, and the voltage coming out of the generator could have run way up to 20+ volts which could burn out the windings. Had this happen to me. Tom Wessenberg recommended to test the field coils by disconnecting the wiring from the generator body and brush, hook up a battery charger to the two wires, and check the amperage draw. Anything more than 4 amps means your field coil is fried.

If that means to disconnect the grounded brush, I think it would be easier and quicker to just put a non-conducting insulator between the brush and the commutator or just pull the brush away from the commutator with a string.
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