(beginning of start.txt)
G21 (Metric FTW)
G90 (Absolute Positioning)
(Homing)
;G28 X0 Y0 Z0 (Home the Axis to Optos)
G92 X0 Y0 Z0 (Reset Home Points)
G1 F30 (Z Feedrate)
G1 Z-100 F30 (Home Z only)
G92 Z0
(Purge)
G1 F30 (Z Feedrate)
G1 Z20 F30 (move up to purge position)
M109 S190 T0 (Extruder Temperature to 190 Celsius)
G92 E0 (Reset extruder position)
G1 F3000
G1 E500 F3000 (Extrude 500mm onto purge plate)
;M01 (The heater is warming up and will do a test extrusion.  Click yes after you have cleared the nozzle of the extrusion.)
(Prepare to Print)
G92 E0 (Reset extruder again for print)
G1 Z0    (Go back to zero.)
(end of start.txt)

