Y axis jamming when moving rapidly

I am facing an issue shown in the video. I have cleaned the linear rails thoroughly, lubricated it with white lithium grease and am still facing the issue. I think I notice, my right linear carriage has missing ball bearings, 1 on each side. Will that cause any issue? I did not lose any bearings while cleaning I initially thought the belts were binding somewhere but if so why can the tool head still move left and right ?
2 Replies
Matthew Johnson
Matthew Johnson7mo ago
If you can't move the toolhead in the Y-direction by hand, but can in X, there is probably binding happening between the linear rails (Y) - did you align them with eachother yet? Bascially you make sure 1 is straight with the MGN12 alignment tool, then you loosen the opposite side rail, move the gantry back and forth and tighten the rail down as the gantry passes by it. This aligns the 2 rails together

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