Calibrate temperature sensor: Regularly calibrate the temperature sensor using a standard thermometer to ensure that its readings are accurate.
Calibrate pressure sensor: Use a standard pressure gauge to calibrate the pressure sensor to ensure that its readings are within the specified range.
Check and replace consumables: Regularly check the wear of the melting chamber and nozzle and replace them if necessary; Check the seals and gaskets to ensure that there are no leaks.
Software update: Regularly check whether the device software has been updated and ensure that the latest version is used to improve performance and safety.