Generators don't usually need polarizing unless they've been zapped the wrong way,. . . pulled apart, or have sat for many years without being run.
The reason for polarizing is to make sure the residual magentism is in place (and with correct North and South).
A generator can hold that magnetism for many years when it's all together. Take it apart though, and it loses it fast.
Same goes for the redidual magentism in ignition magnetos - although they have stronger magnets. When all together, they last a long time. Take them apart, and they go dead very fast - unless you lay a piece of "keeper" metal next to the magnet.
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Today's Featured Article - The Day Mom Drove the 8N - by Brian Browning. My Dad was wanting to put in a garden but couldn't operate the 8N and handle the old horse drawn plow he had found and rigged up to use with the tractor. Well, he decided to go get Mom out of the house and have her drive the tractor while he walked behind the plow. You got to understand that while my Mom is a hard worker who will always help whenever she can... she had never operated farm machinery before that day. Dad got her out there, explained how the clutch was the same as in our o
... [Read Article]
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