S2.0 Allen key
1. Eject the four rolls of filament from the cassette until the filament port is exposed in the Teflon tube connected to the four inlets and one outlet.
(1) Click "Material" - "Eject".
2. If you encounter filament that cannot be rewound, you need to press the black pneumatic interface, pull out the Teflon tube, and forcibly pull out the filament.
(1) Press the black buckle
(2) While pressing the buckle, pull the Teflon tube downwards
(3) Forcibly pull out the filament
After returning the filament to the top of the print head, click "Resume printing".
If you cannot resume printing, follow the steps in step 3.
1. If you cannot resume printing and the message "Unknown consumables" appears, you need to unscrew the two screws on the hub to check if there is any broken material at the confluence port; after ensuring that there is no consumables at the confluence port, reinstall the feed assembly and resume printing.
(1) Use an Allen wrench to unscrew the screws.
(2) If there is consumables at the confluence port, remove the consumables.
(3) Reinstall the hub and tighten the fixing screws.