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MMU2 evolution?  

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boris.g5
(@boris-g5)
New Member
MMU2 evolution?

Why did Prusa abandon the MMU2?

The hardware has a lot of potential, but the firmware spoils it.
The error messages are not helpful.
There is not enough control to fix a situation when needed.
And there are at least a few apparent bugs (like reloading filament to the nozzle when the nozzle is already cooling down).

Why?

I am very frustrated.

 

 

 

 

 

Posted : 19/08/2021 6:02 pm
cwbullet
(@cwbullet)
Member
No

 

Posted by: @boris-g5

Why did Prusa abandon the MMU2? 

No.  There are quite a few folks that have gotten it to work.  

--------------------
Chuck H
3D Printer Review Blog

Posted : 20/08/2021 9:50 am
Andarne
(@andarne)
Eminent Member
Doubt it's abandoned, but...

I highly doubt that Prusa has abandoned the MMU2S, but... I haven't heard any news about it nor seen any worthwhile firmware patches in quite a while, which does lead me to doubt.

I use mine daily, and it's a wonderful tool. It's already paid for itself twice over, but I still get a lot of stress with it. I'd be interested to know if Prusa are working on an MMU3 - and if we MMU2S owners can expect a discount because of all the work we've had to put into it.

Posted : 23/08/2021 12:18 pm
Brian Chu
(@brian-chu)
Member
Two and a half years has passed...

To my knowledge, the most resent major update is the new extruder update that came with the MK3S, that's over two and a half years ago. Cut feature came with 3.9.0 firmware update one and a half year ago. Mini does not supported MMU2 though it being a 32 bit platform. I know nothing about the coding but if it's because the communication between 32bit and 8dit platform, then the MK4 will also not get supported; if it's not, then why?

I'm not blaming Prusa team, they've already done a great job. But the reason why people choose Prusa over other brands is because of the reliability and the ongoing developing, also because of the almost guaranteed long-term support. So only two updates in two and a half years is pretty disappointing, considering it cost 300 USD.

It's still good, don't get me wrong, and I still love it, but it deserved to be better.

Posted : 24/08/2021 4:35 pm
Robin
(@robin)
Prominent Member
They are probably still there

Hey, take a look at the last post of this thread:

https://forum.prusa3d.com/forum/original-prusa-i3-mmu2s-mmu2-hardware-firmware-and-software-help/i-found-serious-design-error-in-mmu2-electronics-hardware/paged/2/

 

If at first you don't succeed, skydiving is not for you.

Posted : 31/08/2021 12:10 pm
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