Please turn off the printer and disconnect the power supply to ensure safe operation.
Please unplug the ACE Pro signal cable and power cord, then remove the teflon tube.
1. Remove the four screws fastening the ACE Pro signal input board and power cover using the S2.0 Allen key.
2.Tear off the footpad and use the S2.5 Allen key to unscrew the six screws holding the ACE Pro's inner shell.
Use an S2.5 Allen key to unscrew the two screws holding the ACE Pro panel, then detach the ACE Pro inner shell.
Please invert the ACE Pro inner shell, then check whether the NTC cable on the motherboard is loose.