Before disassembly, please turn off the printer and disconnect the power supply to ensure safe operation.
(1) Remove the print head case according to the picture below.
Note: The printer head case is not secured by screws and can be removed directly.
(2) Unplug the model cooling fan cable (red) and the signal light cable (black)
(1) Remove the remaining printer head cooling fan cable, thermistor connection cable and heating rod cable.
(2) Then use S2.5 allen key to remove two screws securing the hotend.
(3) Invert the hotend and use S2.5 allen key to remove the two screws fixing the printer head cooling fan.
(1) Replace a new cooling fan and use S2.5 allen key to tighten the two screws fixing the printer head cooling fan.
(1) Invert the hotend, align it with the screw hole, and tighten the two screws fixing the hot end using S2.5 allen key.
(2) Reconnect the print head cooling fan cable, thermistor cable and heating rod cable back to the adapter port according to the following figure.
(1)Connect the signal light cable (black) back to the adapter interface.
(2)Connect the model cooling fan cable (red) back to the adapter interface.
(3)Install the printer head case according to the picture below.
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: