Quote:
Originally Posted by Engineer
We've had the push nut on the motor shaft works it way out until the key fell out. This cause one of the motor to spin freely. The only issue I see is the push nut. I'd prefer a set screw or event better an E-clip design but that would require machining the motor shaft. Some teams may not have the resources for machining the shaft.
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That happened to us as well. We fixed it by stacking some washers (each one with a key notch) and then we just put that in with the gear and it helped.
I know I'm forgetting some details here because I didn't do this myself, but when I find out exactly how we fixed it I'll repost.