{
    "version": 2,
    "name": "Geeetech A20M",
    "inherits": "fdmprinter",
    "metadata": {
        "visible": true,
        "author": "Amit L",
        "manufacturer": "Geeetech",
        "file_formats": "text/x-gcode",
        "has_materials": true,
        "machine_extruder_trains":
        {
            "0": "geeetech_A20M_1",
            "1": "geeetech_A20M_2"
        }

    },

    "overrides": {
        "machine_name": { "default_value": "Geeetech A20M" },
        "machine_width": {
            "default_value": 250
        },
        "machine_height": {
            "default_value": 250
        },
        "machine_depth": {
            "default_value": 250
        },        "machine_center_is_zero": {
            "default_value": false
        },
        "layer_height": { "default_value": 0.1 },
        "layer_height_0": { "default_value": 0.15 },
        "retraction_amount": { "default_value": 0.8 },
        "retraction_speed": { "default_value": 35 },
        "adhesion_type": { "default_value": "skirt" },
        "machine_head_with_fans_polygon": { "default_value": [[-31,31],[34,31],[34,-40],[-31,-40]] },
        "gantry_height": { "value": "28" },
        "machine_max_feedrate_z": { "default_value": 12 },
        "machine_max_feedrate_e": { "default_value": 120 },
        "machine_max_acceleration_z": { "default_value": 500 },
        "machine_acceleration": { "default_value": 1000 },
        "machine_max_jerk_xy": { "default_value": 10 },
        "machine_max_jerk_z": { "default_value": 0.2 },
        "machine_max_jerk_e": { "default_value": 2.5 },
        "machine_gcode_flavor": { "default_value": "RepRap (Marlin/Sprinter)" },
        "machine_start_gcode": {
            "default_value": ";GeeeTech A20M start script\nG28 ;home\nG90 ;absolute positioning\nG1 X0 Y0 Z15 E0 F300 ;go to wait position\nM140 S{material_bed_temperature_layer_0} ;set bed temp\nM109 S{material_print_temperature_layer_0} ;set extruder temp and wait\nG1 Z0.8 F200 ;set extruder height\nG1 X220 Y0 E80 F1000 ;purge line\n;end of start script"
        },
        "machine_end_gcode": {
            "default_value": "G91\nG1 E-1\nG0 X0 Y200\nM104 S0\nG90\nG92 E0\nM140 S0\nM84\nM104 S0\nM140 S0\nM84"
        },
        "machine_extruder_count": {
            "default_value": 2
        }

    }
}