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Is it a bug? Big gaps  

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qqcs
 qqcs
(@qqcs)
Active Member
Is it a bug? Big gaps

I try to set parameters for  AC Vyper with 1mm nozzle

Almost everything is ok but the printer makes big gaps between the start and endpoint of the lines. Much bigger then visible in the slicer. test file

 

This topic was modified před 3 years by qqcs
Napsal : 17/02/2022 2:08 pm
Robin
(@robin)
Noble Member
RE:

I think you need to optimize your retraction settings. It looks like there is no filament extruding when the extruder already moves after deretraction. You have 6.5 mm set as retraction length, this seems a lot even for a bowden extruder. I suggest you try a little less retraction length, if this is not enough or you have some filament loss due to oozing you might try adding a little "extra length on restart" or reduce the temperature a bit to prevent that.

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Napsal : 17/02/2022 3:56 pm
qqcs
 qqcs
(@qqcs)
Active Member
Topic starter answered:
RE:

Thank you for your reply. Yes it is a bowden extruder, but the retraction setting worked well for 0.4mm nozzle. I even thought need bigger because 1 mm nozzle allows lot of filament and leave bumps many times when stops or changing direction

My first thought was a bug in a slicer. As you can see the prusa visualization looks almost ok but the real gcode also showed the gaps. I included now the gcode here: test gcode

This post was modified před 3 years by qqcs
Napsal : 17/02/2022 5:05 pm
qqcs
 qqcs
(@qqcs)
Active Member
Topic starter answered:
RE: Is it a bug? Big gaps

I still dont have a solution 🙁

Napsal : 20/02/2022 5:13 pm
qqcs
 qqcs
(@qqcs)
Active Member
Topic starter answered:
RE:

This post was modified před 3 years by qqcs
Napsal : 21/02/2022 6:45 pm
AleCacko
(@alecacko)
New Member
RE: Is it a bug? Big gaps

Hi,

did you find the solution to your problem? I think I have something similar

Napsal : 02/03/2022 8:31 pm
Wolfgang Mauer
(@wolfgang-mauer)
New Member
RE: Is it a bug? Big gaps

Same here, seam gap is to big. .8mm Nozzle, .6mm Layerheight

Napsal : 02/03/2022 10:02 pm
qqcs
 qqcs
(@qqcs)
Active Member
Topic starter answered:
RE: Is it a bug? Big gaps

No I didn't. I think this is a bug but I dont know how to report it.

Napsal : 02/03/2022 10:51 pm
JoanTabb
(@joantabb)
Veteran Member Moderator
RE: Is it a bug? Big gaps

you can report bugs on the prusa slicer git hub page.

I try to make safe suggestions,You should understand the context and ensure you are happy that they are safe before attempting to apply my suggestions, what you do, is YOUR responsibility. Location Halifax UK

Napsal : 03/03/2022 9:06 am
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