Modification of the length of the PTFE tube MMU / Extruder
 
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Modification of the length of the PTFE tube MMU / Extruder  

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x.lhermitte
(@x-lhermitte)
New Member
Modification of the length of the PTFE tube MMU / Extruder

Hi,

For accessibility reasons, I changed the position of the MMU on my printer, and I had to replace the original tube which goes from the MMU to the extruder with another one a little longer.

But this causes a problem : when loading the filament, it no longer goes to the extruder and stops before.

So I would need that the MMU pushes the filament a little longer, so that it reaches the extruder ...

Can I configure this information? I want that the filament is pushing longer or on a longer distance.

Thank you very much, for the informations that you can give me on this subject.

Excuse my rough english.

Xavier

This topic was modified 4 years ago by x.lhermitte
Posted : 11/04/2020 8:45 pm
Agkirk
(@agkirk)
Estimable Member
RE: Modification of the length of the PTFE tube MMU / Extruder

This link might be helpful.  https://help.prusa3d.com/en/article/factory-reset-mmu2s_1920/

The PTFE length is re-calculated in other places.  I think it was the Self Test.

Posted : 01/05/2020 6:32 pm
karl-herbert
(@karl-herbert)
Illustrious Member
RE: Modification of the length of the PTFE tube MMU / Extruder
Posted by: @x-lhermitte

Hi,

For accessibility reasons, I changed the position of the MMU on my printer, and I had to replace the original tube which goes from the MMU to the extruder with another one a little longer.

But this causes a problem : when loading the filament, it no longer goes to the extruder and stops before.

So I would need that the MMU pushes the filament a little longer, so that it reaches the extruder ...

Can I configure this information? I want that the filament is pushing longer or on a longer distance.

Thank you very much, for the informations that you can give me on this subject.

Excuse my rough english.

Xavier

If you have a MK3 you have to calibrate the length, see here:

https://help.prusa3d.com/en/guide/service-menu-individual-filament-calibration_86376

With the S Upgrade this is no longer absolutely necessary.

Statt zu klagen, dass wir nicht alles haben, was wir wollen, sollten wir lieber dankbar sein, dass wir nicht alles bekommen, was wir verdienen.

Posted : 01/05/2020 6:44 pm
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