2) Click double-head merger printer. "stl" option will appear the following dialog box
3) Left nozzle click browse, find the file of "replicatorg-0038", click "examples"select Two
_color of dual
_world_a.stl
4) Right nozzle click browse, find the file of " replicatorg-0038",click "examples"select the
Two_ Color of dual
_world_b.stl