| Step 1. | In Assembly PathFinder or the graphic window, select the part that has a relationship you want to flip. | 
| Step 2. | In the bottom pane of Assembly PathFinder, select the relationship you want to flip. | 
| Step 3. | On the shortcut menu, click Flip. | 
Tip:
When you flip a mate relationship, it is changed to a planar align relationship.