In order to make a pcb, you will first need to print the pcb support :
Simply print the following gcode :
Pcbfactory\output\3_Supports\3DPrint__Support-ECO.gcode
While it is printing, you will need to cut your board at the exact dimensions that you can read in the output\support\2_CutMark\boarddimensions.txt file
Width=
height=
dimensions are provided in mm.
Once the support is printed, do not unstick it from the printer bed , use adhesive to secure it in place, stck to the bed of the printer.
You should now be able to position the copper board ( having the right dimensions) on the support of the printer.
Next step is to print the circtuit