Before replacing, please turn off the printer and disconnect the power supply to ensure safe operation.
Use an S2.5 Allen key to unscrew the two screws holding the multicolor shell, then detach the ACE Pro inner shell.
① Use the S2.5 Allen key to unscrew the two screws fixing the filament detector.
② Pull out the feed detection switch cable and remove the old filament detector.
① Replace the new filament detector, and then connect the cable back to the feed detection board.
② Align the filament detector with the screw holes, and tighten the two screws securing the filament detector using an S2.5 Allen key.
Install the multicolor shell, then use the S2.5 Allen key to tighten the two screws holding the multicolor shell in place.