The leveling sensor (proximity switch) is located on the right side inside the print head.
S2.5 Allen Key
Insert the cable and turn on the printer.
After the printer starts up normally, use an open-end wrench to place the bottom of the proximity switch
on top and observe whether the blue LED light turns on.
If the LED does not light up, take video and create an after-sales ticket to provide it to the after-sales engineer.
The after-sales engineers will assist you in finding a solution to the problem(Reply time :1 working day)
Please click this link to submit your ticket:
Before troubleshooting, make sure to turn off the printer and disconnect the power to ensure safe operations.
①Follow the diagram to move the belt, lower the X-axis module, and stop pulling when the print head module is close to the heated bed.