A350 Bed Level Fails Y Axis Problem

[xchrisd]

Does this even happen if you control from luban and send it 350mm in the back?
There is a bump when the Y travels to the back. May you check your pairing?
Have a look at this thread:

"Bump" in Y-axis

I think that this issue might be caused by the speed difference between the Y axes. Could you please measure the travel length of the Y axes? I think that may be the cause of the failure. Here are the steps for your reference: Dismantle the heated bed, platform from the Y axes so that we can see the movement of sliders. Power off the machine, push the sliders to the foremost end of the linear modules and make sure they are in the same level. Place the laser work platform across the two sli…

What should I do if there is a clunk sound when the Y-axis Linear Modules are...

I suggest to turn 5x5 leveling in the settings on!