Thanks for the images... my parts have now little marks on them also! Ah, good input about the filament path being slightly different from a hand-feed path. It is hard to see, but when I removed the roller bearing it did seem a little 'rough' down where the filament would plunge into the bottom of t...

Update: 1. The filaments are partial spools I've used in the past and have been stored cool and dry with desiccant so I think they are OK. They measure 1.75 to 1.80mm depending on where I check. 2. I can not see an opening between the gear assembly and the stepper motor that shows the stepper motor ...

Ahh, thanks for the insights! Hopefully my Snark won't turn into a Boojum!

Background for any youngsters out there: https://en.wikipedia.org/wiki/The_Hunting_of_the_Snark

Bill

Everything works great, then I change filament and filament now won't feed...pinion slips on filament. Bite in filament looks OK, but tried different adjustments. Tried a different filament spool, still slips. Checked that pinion set screw was tight - yep. Doing that, I noticed the extruder motor sh...

Thanks for the reply! Back on the forum with another problem. I don't usually look at forum as I am such a noob that I don't feel I have much to contribute. I did end up putting on a V4b hotend along with a lot of other work. Someone had partially disassembled the M2!? Luckily Support was ultra supp...

Hi, I have a used M2 with no documentation. The v3b hot end it has (aside from being clogged) looks different than other v3b images I have found. Any ideas what the vintage is?
Three images https://imgur.com/a/ucHvHQf
BTW, The nozzle says MG .50

Thanks