3. Long press the screen button to turn on, first click the reset button , click the heating
button, set the temperature of the left and right head to 200 ℃, and automatically heating the nozzle
to 200 ℃.
4. When the temperature of the nozzle rises to 200 ℃, insert the filaments into the extruder, click
"Menu" , "Extrude" , click the Load button to enter the feed, click the extruder
button, and switch to another head for the crowding operation.
5. After the filament feeding is completed, insert the guide pipe.
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