Turn the unit off and on. Most problems can be resolved by just resetting the unit. If problems still exist you can check the troubleshooting guide in the manual or review it below:
| Problem | Root of Problem | Solution |
| LED light is not functioning | Defective power adapter | Replace power adapter with matching one (contact support) |
| Electric cable detached | Make sure power cable is securely plugged in | |
| Circuit board is broken | New circuit board is required (contact support) | |
| Plastic is not extruding | Nozzle stuck | Change the heater part (contact support) |
| Not enough heat | Increase temperature (change the mode with the M button) | |
| No heat at all | Change the heater (contact support) | |
| Internal rotor is not working | Clean the rotor | |
| There is no continuity | Retract and cut the filament head straight | |
| The nozzle is not attached | Reattach the nozzle securely | |
| The engine is broken | Change the engine (contact support) | |
| The firmware is not starting at all | Change the circuit board (contact support) | |
| There is no heat | Heater in nozzle is broken | Change the nozzle (contact support) |
| Broken circuit board | Change the circuit board (contact support) | |
| Power cable is detached | Make sure power cable is securely plugged in | |
| Overheated | Broken circuit board | Change the circuit board (contact support) |
| Heater in nozzle is broken | Change the nozzle (contact support) |
If you have difficulties diagnosing the unit yourself, contact support and have them guide you through the proper diagnosis steps to determine the root cause the of problem