I just bought an i7 with the CFS light combo. The CFS unit isn’t retracting the filament. I’m brand new to 3D printing and now realize that filament issues are common. So, you learn to be a printer tech quickly. It doesn’t seem to be a filament problem to me though because none of the 4 ports are re…

CFS Light combo

pritca September 20, 2026, 5:00pm 2

CFS Mini filament extract/remove/change Sparkx i7

First time 3d printer owner here… I’ve searched the forums but can’t find confirmation on this - when changing filament in the CFS Mini, am I supposed to manually pull it back through the PTFE tube and then the Mini? The Wiki for the CFS mini says “Enter the Consumable Management interface, select the consumable bin that needs to be replaced, and click “Eject Material”. After the material ejection is completed, manually pull out the old consumable roll from the CFS mini” but there’s no section…

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