SV02 bed center too high

I have a SV02 and when I try to level the bed I get the corners to a proper height and the center remains too high. I’d suspect a warped bed but it’s a glass plate. This suggests to me that the rail that the hot end rides on is warped. Any other ideas?

Hi @pkesel Sorry to read the trouble. In this case, the following tests might help you find the root and give you some clues on how to address it.