Cura/resources/definitions/smoothie.def.json

{
    "version": 2,
    "name": "Smoothie Custom Printer",
    "inherits": "fdmprinter",
    "metadata": {
        "visible": true,
        "author": "grk3010",
        "manufacturer": "Custom",
        "file_formats": "text/x-gcode",
        "machine_extruder_trains":
        {
            "0": "custom_extruder_1",
            "1": "custom_extruder_2",
            "2": "custom_extruder_3",
            "3": "custom_extruder_4",
            "4": "custom_extruder_5",
            "5": "custom_extruder_6",
            "6": "custom_extruder_7",
            "7": "custom_extruder_8"
        },
        "first_start_actions": ["MachineSettingsAction"]
    },
    "overrides": {
        "machine_gcode_flavor": {
            "default_value": "RepRap (Marlin/Sprinter)"
        },
        "machine_always_write_active_tool": {
            "default_value": true
        },
        "machine_start_gcode": {
            "default_value": "G28 X0 Y0 ; Home X Y\nM375; Load Bed Leveling Grid\nG1 X300 Y275 F15000 ; Move to bed center\nM280 S3.0 ; Deploy probe pin\n## NOTE: Adjust \"ZX.XX\" after G30 to be the Z-offset (in mm) between the probe and the nozzle\n## This is how you adjust nozzle printing height!\nG30 Z1.25 ; Move down to find bed & set Z home offset\nM280 S7.0 ; Retract probe\nG1 Z15.0 F600 ; move extruder up 15mm\nT0; Activate Extruder 1"
        },
        "machine_end_gcode": {
            "default_value": "G28 X0 Y0; Home X and Y\nM104 S0 ; turn off extruder\nM140 S0 ; turn off bed\nM107; turn off fans\nM84 ; disable motors"
        }
    }
}