¶ 1.Return consumables:
¶ Step 1: Click "Retract"
Please click the "ACE1" from the display screen, select the consumables and click "Retract" to observe whether the consumables can be returned to ACE Pro.
¶ Step 2: Manually return materials
If the consumables cannot be returned to the ACE Pro, please loosen the pneumatic head on the back of the printer to check that the consumables can be pulled out manually.
¶ 2.Check the print head:
¶ Step 1: Check whether there is broken filament in the extruder
If the filament pull back the ACE Pro, but the printer still reports this error, there may be broken filament in the extruder. Please disassemble the extruder according to the following documents to check whether there is any broken material and whether the material break detection sensor is working properly.
Kobra S1- Extruder replacement guide
¶ Step 2: Check whether the hotend is blocked
If the filament cannot be manually pulled back to ACE Pro, the filament is blocked in the hotend. Please follow the steps below to clear the blocked material:
(1)Remove the print head module case, and then remove the model cooling fan connection cable.
(2)Remove the blue fixing clip, press the quick connector, and remove the teflon tube.