Use an M2.0 hex key to install and secure the filament sensor in place.
Insert the E-line port from the print head connection cable into the filament sensor.
If the above steps do not provide assistance or if you encounter any other issues during subsequent use, we recommend that you create a support ticket.
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:
After-sales Ticket Submission Page