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How to make loading filament to MMU3 easier?  

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annabrego
(@annabrego)
Member
How to make loading filament to MMU3 easier?

Hello,

I recently got my MMU3 for the MK4, and I really like it so far. My biggest issue is loading filament. If the filament is too curled, it veers off and slips out the side. Plus, jamming filament is frustrating. I always cut my filament tips to a point, but getting the filament to align properly with the hobbed gears and feed can be a hassle. Has anyone with an MMU found a way to make this process more foolproof?

Opublikowany : 23/11/2025 9:47 am
LarGriff
(@largriff)
Reputable Member
RE:

In addition to sharpening (or rounding) the tips, the main trick is to make sure the first 4” (100mm) is straightened.  There are a few “straighteners” on Printables.com but I just use my fingers.

Also, if you unload a spool from the MMU, don’t cut off the tips as they are likely still well formed and will load easier the next time you use it.

This post was modified 2 hours temu by LarGriff

MK4S/MMU3

Opublikowany : 23/11/2025 2:56 pm
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