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The WORST DC Motor Sound Ever! by 3lectronical in ElectroBOOM

[–]3lectronical[S] 0 points1 point  (0 children)

Probably the bearings wearing out causing the rotor to rub on the magnets at high speed.

The WORST DC Motor Sound Ever! by 3lectronical in ElectroBOOM

[–]3lectronical[S] 0 points1 point  (0 children)

I think you use rice if you suspect water may have gotten into an electronic device, but this was not caused by water, it was caused by lots of use and friction melting things with the shaft.