Replacing the material break detection board requires power off.
S2.0 Allen wrench*1
1. Remove the front shell of the print head and remove the fan plug.
2. Use the S2.0 Allen wrench to unscrew the fixing screws of the rear shell of the print head.
3. Remove the blue buckle, press the black press head and remove the feed tube at the same time.
1. Remove the wire harness plugs of the material break detection board and the cutter detection board.
2. Remove the wiring harness from the buckle.
3. Use the S2.0 Allen wrench to unscrew the fixing screws of the extruder module.