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Select Filament For MMU Remotely  

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ASPRINT
(@asprint)
Active Member
Select Filament For MMU Remotely

Hello,

I just connected my Raspberry Pi 3 to PrusaConnect and PrusaLink today. I own an i3 MK3S+ with a MMU3. I was using the single material feature and was wondering if there was a way to select which filament I wanted to use for the print remotely. Thanks!

 

ASPRINT

Sincerely,ASPRINTMK3S+ MMU3 Owner

Posted : 08/03/2024 12:06 am
Tojik
(@tojik)
Member Moderator
RE:

Hi, sorry there's not. In the filament selection screen, the printer stops responding to commands. You would have to modify the gcode to use the appropriate T command to load the filament you want and remove the one which asks you which one you want. Then the purge still requires user interaction and there are no plans to automate that. Sorry, there are no plans to improve that on the MK3 generation

Posted : 08/03/2024 6:17 pm
ASPRINT
(@asprint)
Active Member
Topic starter answered:
RE: Select Filament For MMU Remotely

Hey @tojik,

I put in a feature request to Prusa. Hopefully, it will work.

 

ASPRINT

Sincerely,ASPRINTMK3S+ MMU3 Owner

Posted : 08/03/2024 9:53 pm
Tojik
(@tojik)
Member Moderator
RE: Select Filament For MMU Remotely

Great, you have reached me. Just another way. It's not that I want to block your feature request, we have gone over the possibility of such feature with the FW team before. Unfortunately this feature will not exist on the older style printers unless something extraordinary happens. Sorry about that

Posted : 08/03/2024 10:41 pm
ASPRINT
(@asprint)
Active Member
Topic starter answered:
RE: Select Filament For MMU Remotely

This makes me very sad because there is no point in PrusaLink or PrusaConnect if MMU users cannot select filament remotely. However, I understand where the FW team is coming from (I am a coder myself) and I just wish there was a way to make this work.

 

 

Sincerely,ASPRINTMK3S+ MMU3 Owner

Posted : 09/03/2024 9:51 pm
Tojik
(@tojik)
Member Moderator
RE:

You can probably work around this by slicing on the full mmu profile and using only a single material. Or is there a problem with doing that? Does it still print the wipe tower? Or does it get by "wiping" to infill?

Posted : 11/03/2024 11:57 am
rosario.leanza
(@rosario-leanza)
Member
RE: Select Filament For MMU Remotely

Hello together. I had the same problem when selecting the "MMU3 Single" Profile in PrusaSlicer. Now I just have to select the normal "MMU3" Profile and coloring the whole Model in one Color and selecting the extruder. So I can confirm that the Purge Block will not be Printed and when you press ready in PrusaConnect the Printer starts automatic and select the right filament from the MMU3.

Hope this helps 🙂

Posted : 13/03/2024 6:57 pm
Tojik liked
Tojik
(@tojik)
Member Moderator
RE: Select Filament For MMU Remotely

Thank you for confirming this

Posted : 13/03/2024 6:59 pm
AndersE
(@anderse)
Member
RE: Select Filament For MMU Remotely

Hi everybody! 

I've read your thread, and it is to bad about the mk3s+. 
But I can say this:

Just recently I upgraded mine to a MK3.5 and the MMU2s i had to a MMU3. 
Except for the X axis failure of calibration and a little trial and error to get the right nozzle temp to melt enough filament, I am really happy with the improvements. 
Well worth it for the speed and convenience of the new Buddy board 🙂

Back to topic:
How about choosing the correct tool on the MMU3 from Prusa Connect to do a single-filament print? 
Is that something that will be in the future for the MK3.5/MK3.9 and MMU3 combo?

Also, I can't seem to figure out just exactly how I can start a print with pre-defined and pre-loaded materials in Prusa Connect. 
It seems like I have to use the LCD on the printer no matter what I do to the settings in PrusaSlicer.  

Posted : 23/03/2024 10:18 pm
Tojik
(@tojik)
Member Moderator
RE: Select Filament For MMU Remotely

Hi, that'S weird, for normal non mmu prints, this should be as straightforward as hitting upload and print. What exactly do you have to do on the LCD that is stopping you from printing from PrusaSlicer alone? Thanks

Posted : 25/03/2024 12:07 pm
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