Metric Tutorials - Autodesk

14 On the Family Design Bar, click Modify.
15 Select the circle, and on the Options Bar, click .
16 In the Element Properties dialog, select the Center Mark Visible parameter, and click OK.
The centerline of the circle is now visible.
17 On the Options Bar, click (Align).
18 Select the vertical centerline reference plane, and the select the centerline of the circle.
19 Click the lock to lock the reference plane to the centerline of the circle.
20 Press ESC.
21 On the Options Bar, click (Align).
22 Select the horizontal centerline reference plane, and select the centerline of the circle.
23 Click the lock to lock the reference plane to the centerline of the circle.
24 On the Design Bar, click Finish Sketch.
NOTE Aligning and locking the centerline of the circle to the reference plane ensures the circle will
remain in the center of the beam, regardless of the length.
Adding an Opening to a Beam Family | 209