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Open the screws from the front cover [4] and remove the cover. Turn the extruder screw from the
pulley to make the screw [5] of the lower fastener available.
Unscrew the screw from the lower fastener of the extruder screw and pull the extruder out from
above. Recover the lower fastener and its screws as well as the belt.
Push the bearing [6] down to apart it from its fastener and recover the bearing. Insert the wooden
cleaning stick inside the extrusion barrel [7] and turn it around a few times. Finally, pull it out to
remove the material residue.