R-nozzle extrusion is abnormal
a. Unload and reload filament, and see if filament can be extruded out normally.
b. Heat the nozzle and use needle to clean the nozzle and throat
c. Switch to L nozzle, and use order - “U10” to test the encoder. (Get approach to INTAMSYS service team) Figure 17-1
d. Check if something around idle feed roller is wrong.
e. Replace the encoder & its cable