Preparing for the Tooling Split

Create a parting plane that is perpendicular to the pull direction.

1. Click Rotate View (View toolbar) and turn the model to view the bottom side with negative draft.
   
2. Click Zoom to Area (View toolbar) and zoom in to the rectangular rib above the mouthpiece.
   
   
   
3. Select the top face of the rib.
   
   
4. Click Zoom to Area (View toolbar) to close the tool.
5. Click Plane (Reference Geometry toolbar).
6. In the PropertyManager, under First Reference, Face<1> appears in First Reference :
   1. Click Offset distance and enter 20.
   2. If necessary, select Flip offset to position the plane below the reference face.
7. Click .
8. Click Front (Standard Views toolbar).