Before replacement, please turn off the printer and disconnect the power supply to ensure safe operation.
Use the S2.5 Allen key to unscrew the two screws that fix the multi-color cover, and then separate the ACE Pro inner and outer shells.
①Use the S2.5 Allen key to unscrew the fixing screws of the detection module.
②Unplug the wiring plug of the feed detection switch,
③Use a wrench to pry off the feed detection switch.
①Insert the feed detection board into the feed channel slot, and then check whether the board switch enters the feed channel.
②Reconnect the connection wire wiring plug and insert the wire into the slot.
③Use the S2.5 Allen key to install the fixed detection module.
Install the housing of the feed detection device, and then use an S2.5 Allen key to tighten the two screws that secure the housing.