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weird failure on a large print  

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amiga-illume
(@amiga-illume)
Active Member
weird failure on a large print

odd error

 

Postato : 18/11/2022 3:50 am
amiga-illume
(@amiga-illume)
Active Member
Topic starter answered:
RE: weird failure on a large print

It seemed to drop my issue description. The fayers in the print jogged 2mm in the X axis for about 2mm of layers and then went back to the original. No errors in the slicing.

 

Postato : 18/11/2022 3:53 am
JoanTabb
(@joantabb)
Veteran Member Moderator
RE: weird failure on a large print

Make sure you r X axis toothed wheel is tight 

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Postato : 18/11/2022 7:46 am
FoxRun3D
(@foxrun3d)
Famed Member
RE: weird failure on a large print

The usual suspects are incorrect belt tension or loose grub screws on the motors. Another  possibility is that your nozzle hit infill or a perimeter that slightly curved upward. I've seen this quite often with grid infill that has overlapping lines of filament in a single layer. 

Formerly known on this forum as @fuchsr -- until all hell broke loose with the forum software...

Postato : 18/11/2022 12:36 pm
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Robin
(@robin)
Noble Member
RE: weird failure on a large print

Grub screw seems more likely than collision (since it shifted back to previous position)...

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Postato : 18/11/2022 3:01 pm
amiga-illume
(@amiga-illume)
Active Member
Topic starter answered:
RE: weird failure on a large print

The drive belt is snug as well as the grub screw, there does not seem to be any lash in the x axis. I was going to replace the nozzle (other issues). any other suggestions?

Postato : 18/11/2022 6:16 pm
Mike Daneman
(@mike-daneman)
Estimable Member
RE: weird failure on a large print

Are you printing through Octoprint?  I had a layer shift issue that drove me crazy for a long time printing through Octoprint. I then traced it to down to a specific plug-in and it resolved when I removed the plug-in.  Although in my case, the layer shift was just one way (i.e. it did not come back to normal on higher layers).

Postato : 28/11/2022 6:54 pm
towlerg
(@towlerg)
Noble Member
RE: weird failure on a large print

It seems very odd, to get a shift in a plane, print numerous layers and then shift back to exactly where it started.Is this a common fault?

Obviously not build plate adhesion. I can't imagine how, but does the Mk3 have some way to know this condition has occurred and correct it?

Postato : 29/11/2022 12:37 pm
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