3D printing troubleshooting general troubleshooting and specific rccf printer troubleshooting Maintinence maintain printer go brr General solution guide built into community site Specifically meant to calibrate 3D printers.  Also includes a cause-solution guidance throughout https://teachingtechyt.github.io/calibration.htm l Important things to note about our 3D printers we did a board swap on the ender 3 max: SKR mini e3 V2  This also is a board that CANNOT accept firmware flashes over USB due to the hardware. It must be done by the SD card slot on it.  Filaments that causes damage PLA   ASA   PETG DO NOT PRINT ON GLASS Heated glass beds fuse with petg