R/C Tech Forums - View Single Post - Brushless Motor Failures and Motor Coolers

09-08-2008, 03:29 PM

#14

Syxxstring

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I would guess the enamel on the wire isn't liking to be rapidly cooled and then heated and thus cracking. Once it cracks the windings will start to arc and short and fail.
You would really have to break one open to tell whats happening though.

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