Z-Axis Stepper Motor only works in one direction (Worked fine before)

[MStoldal]

This sounds like the same problem I had when I built my X-Carve a few months back, the exact problem was never found but after replacing the gShield the Z-Axis worked fine.

Going Up? Z Axis will only go up

Just finished the build, completed testing the system and found the Z-Axis will only move upwards. Problem: When i press the up or down button for the Z-Axis the Z-Axis will always move up. Troubleshooting steps: Checked Wiring: I thought i had messed up some of the wiring so i went back and double checked all connections. I found all of the connections were clean and secure. Checked G-Shield to Arduino Connection: Reconnected the GShield to the Arduino Same results after the first two tr…

I would recommend emailing help@ inventables dot com