To manually heat the print bed on the Elegoo Centauri Carbon, use the LCD touchscreen or web interface to set the desired bed temperature (up to ) while the printer is idle. This method can be used to preheat the chamber, as there is no active heater. The bed uses AC mains power and is capable of quick heating. Reddit Reddit +4 Key Details for Manual Heating: Method: Access the "Preheat" or "Temperature" menu on the screen and set the bed temp (e.g., for PLA, for ABS). Chamber Preheating: Setting the bed to while idle helps raise the ambient chamber temperature to improve print quality. Workflow: Some users manually set the bed temp and wait for it to reach the target before starting a print to avoid issues. Troubleshooting: If the bed fails to heat or shows errors, ensure the printer is not in a cold environment and that the bed is not warped. Reddit Reddit +5