1. Check if the cable connection of L&R thermistor is fine. (When the temperature sensor cable connection is open-circuited, the screen will display the maximum temperature of 1100℃)
2. Check if the driving gear or idle gear got stuck. Check if the driving gear got stuck in gear box.
3. Re-plug J10 & J11 in main board. Re-plug the 2 feed motor driving board as well. (Figure - 3)。
4. If issue persists, please contact with INTAMSYS service team.