This video is a guide to replace the 3D printer nozzle. When the nozzle cannot be cleared or is malfunctioning, it needs to be replaced. A 2.5mm hex wrench is needed.
First, unload the filament and remove the extruder tube.
Then move the nozzle to a lower position.
Turn off the printer.
Unplug the FFC.
Unscrew. Remove the old nozzle.
Change a new nozzle. Screw.
Plug in the FFC.
Insert the extruder tube.
Watch the video below. You’ll find it out!