MakerBot Print is our newest print-prepration software, which supports native CAD files and STL assemblies,
allows you to interact with all your printers via the Cloud, and many other exciting new features.
"I have about 0.5 mm z offset between the 2 extruders"
Simply adjust the second extruder "Z OFFSET" in the firmware accordingly to the actual offset.
"The servo seems no to go all the way left and right. I changed the angles value in marlin from 10—120 to 10—180 and now it looks better, but not perfect..."
Is the servo cam correctly centered? To correctly install the servo cam you have to set the servo angle at the center of the full range (65°) then install the cam pointing towards the stepper motor axys. Finally you can fine adjust the 2 positions angles (10°-120°).