Wanted to share my one-off experience with the Kobra 3 v2 Combo, to document my issues and what I've tried, and where I've found solutions, in case someone searches for problems similar to mine. FWIW, I did try to return the printer because I had issues from the start, that's another story; I am now just trying to make use of the printer as best I can.
Immediately upon getting the Kobra 3v2 Combo in August, I had an issue with the ACE Pro unit, slot 3. The roller has never gripped the filament properly in this one slot. The one or two times it did grab the filament, it was very temporary - at best this leads to the printer producing circular filament tangle error messages, which don't ha



