Because the analysis model is a quarter symmetric representation of the physical model, we need to define symmetry constraints to the surfaces on the symmetry faces.
1. To quickly reorient the view, hover your mouse near the ViewCube, and click the Home icon.
Z-Axis Symmetry:
2. Click Setup 
Constraints General Constraint.
3. Select the first Z-axis symmetry surface, hold Ctrl, and select the other three:
4. Click Z Symmetry, and OK.
Y-Axis Symmetry:
5. Click Setup Constraints General Constraint.
6. Select the first Y-axis symmetry surface, hold Ctrl, and select the other two:
7. Click Y Symmetry, and OK.
What it should look like…
