When you encounter an abnormal noise from the chamber temperature regulator fan, after assessment by customer service, it is determined that a magnet needs to be installed for repair.
Important!
Before starting operation, please make sure the machine is turned off.
If AMS is connected, you need to remove the PTFE tube and filament buffer first.
Loosen the screws at the back of the printer. There are a total of 14 screws to be undone—10 in the first image and 4 in the second image, as indicated below.
Remove the PTFE tube coupler.
To remove the rear cover, start by pulling the left side to prevent interference with the left belt tension port, and then proceed to the right side. Push the PTFE tube outlet inwards to release it from the cover.
Start by passing through the tube bracket, then secure the right side of the rear cover beyond the right belt tensioner, as shown below. Follow this by securing it past the left belt tensioner.
Screw the rear cover back on, paying attention to the different types of screws (10 and 4) as pointed out earlier.
We hope the detailed guide provided has been helpful and informative.
To ensure a safe and effective execution, if you have any concerns or questions about the process described in this article, we recommend submitting a technical ticket regarding your issue. Please include a picture or video illustrating the problem, as well as any additional information related to your inquiry.