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David Lesher David Lesher is offline
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Default Solid State relay kills induction motor fans

Deane Williams writes:


The motor still spins easily. There is no DC continuity from the power p=
lug but I beleive this is normal for induction motors? Perhaps the overheat=
sensor has opened permenently.


You got it. As they age the bearing dry and they pull more current.
Eventually they open the Microtemp protecter within....

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