Tools Needed: 3mm allen wrench
Step1: Withdraw the filament and unplug the extrude cable
Step2. Screw off the screw in the left bottom of the extrude with a 3mm allen wrench,For the UP BOX, The extrude head can be taken off directly,The extrude head is absorbed on the frame by magnet. After replaced the new extrude,Tighten the screw and plug the cable.