Has anyone had issues with their Z-Axis? My printer has been working fine and when I went to print today I homed the Z-Axis and the right side moved but the left side did not move. I tried to make it so the left side was up off the bottom plate and it moved to the bottom and then stopped, while the right side continued. I also found the sensor seems to be showing as one, but the motor seems to bind. here is a video: