====== Clean the nozzle ====== \\ ====== Clean the nozzle witch wrench ====== There are filament residues inside the throat, causing insufficient heating and preventing filament melting, which leads to filament jamming and inability to feed.\\ {{ :tina2:07.png?direct&300 |}}\\ 1.Unload filament.\\ {{ :tina2:08.png?direct&400 |}}\\ 2.Press tube fitting on both ends and remove the filament tube.\\ {{ :tina2:09.png?direct&400 |}}\\ 3.Select "Preheat PETG", heat the nozzle to 230℃.\\ {{ :tina2:010.png?direct&400 |}}\\ 4.Use a 1.5mm L-swrench to insert into the nozzle and extrude the remaining filament residue to clear the blockage.\\ {{ :tina2:011.png?direct&800 |}}\\ 5.Reinsert the tube into the bottom; approximately 6cm deep. Ensure it is fully inserted to avoid future blockages.\\ {{ :tina2:012.png?direct&800 |}}\\ \\