Quote:
Originally Posted by Tim Lehmann4967
So I know you said it was gearbox, but I just wanted to bring up that it could easily be bearings. Our bot started making a clicky/grinding sound and it turned out to be a bad hex bearing.
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It was a code issue. It was grinding because the wheel was getting an input from something (still haven't figured it out), and it would twitch back and forth, making a grinding noise.