How can you properly diagnose this problem without actually seeing the printer and seeing it in action?
Turned out the mounts that hold the x rails cracked and delaminated.
No way to diagnose that without seeing the printer. 
How can you properly diagnose this problem without actually seeing the printer and seeing it in action?
Turned out the mounts that hold the x rails cracked and delaminated.
No way to diagnose that without seeing the printer.