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MMU2S won't load filament  

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TechTiger
(@techtiger)
Eminent Member
MMU2S won't load filament

I've been printing on this unit a while (although the MMU is extremely problematic) but about 2 months ago, I had an issue and I felt it best to recalibrate the printer from the beginning like a new build. I get passed the calibration points but then it asks to load filament in tube 1 of the MMU. The selector does its thing going to the right then back, then it will select #1 then error out and flash red. I have checked the filament path from the mmu through the festo tube and its perfectly clean. The selector never goes to #1 or start loading the filament. Then it will error out with RED/GREEN lights. Resetting the mmu will start it over again but it fails every time. No filament will ever load to do anything.

Any thoughts on why this isn't working? I'm wondering if my selector motor may have died.

Posted : 14/01/2020 12:01 am
Hideville
(@hideville)
New Member
RE: MMU2S won't load filament

All the orange lights of my MMU2S just keeps blinking, does anyone know what i should do?

 

Posted : 17/01/2020 2:20 pm
Shop Dad
(@shop-dad)
Active Member
RE: MMU2S won't load filament
Posted by: @eric-b52

I'm wondering if my selector motor may have died.

Can you move it with the left/right buttons on top?

Posted : 17/01/2020 8:30 pm
Shop Dad
(@shop-dad)
Active Member
RE: MMU2S won't load filament
Posted by: @cliveimama

All the orange lights of my MMU2S just keeps blinking, does anyone know what i should do?

 

Take a look in the back of your "3D Printing Handbook" that came with your MMU. In mine it's section 13.3 that describes when all 5 LEDs are blinking. 

Posted : 17/01/2020 8:34 pm
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