You can hide the cutting plane used to define a section view by moving it to a new layer and then hiding the layer.
Create a new layer by doing one of the following:
On the Layers tab, click the New Layer button .
On the Layers tab, right-click the Layers node and select New Layer.
A new layer with a default name, for example Layer1, is added to the Layers node of the active drawing sheet. The layer name field is already selected for input.
Type a new name for the layer, for example, Cutting Plane.
Move the cutting plane to the new layer by doing all of the following:
On the drawing sheet, select the cutting plane you want to hide.
On the Layers tab, click the Move Elements button .
In the Move Elements dialog box, select the layer to move the cutting plane to, and then click OK.
Double-click any other layer to make it active.
Hide the cutting plane layer by doing one of the following:
On the Layers tab, select the cutting plane layer, and then click the Hide Layer button .
Right-click the cutting plane layer, and then choose Hide from its shortcut menu.
Click in the active window to update the display.
On the Layers tab, select the hidden layer that contains the cutting plane, and then click the Show Layer button .
Tip:
A hidden layer is marked by this symbol:.
To learn how to control the display of cutting plane edges, see the related Help topic, Show or hide cutting plane edges in section views.