You can edit:
Note: If your changes results in a geometric impossibility, or cause problems in subsequent functions, you will be warned by the Conflict Solver.
Editing the Revolve by the Feature Guide
Right-click on the Revolve Face name in the Feature Tree, or select the revolve face and then right-click. In the popup menu that appears, select Edit Feature.
The Feature Guide will appear, automatically open to Required Step 3. You now return to the same situation in which you created the Revolve.
Make modifications in the current step, and / or click the icons for
additional steps to modify. Press OK
or Apply 
in the Feature Guide to complete the function.
In the Feature Tree, right-click the curve or sketch listed under the revolve feature. In the popup menu, select Edit Feature. (If the entity is a Sketch or Composite Curve, you can right-click on the Revolve Face or its name and select Edit Sketch / Composite.)
You will enter the function by which the curve was created. (If a sketch was selected, you will enter the Sketcher.) When you are finished, upon exiting the function the revolve face will be updated.
Note: You cannot edit edges this way.
Editing the Parameters Only (Theta)
If you want to modify only the theta value(s), either double-click the Revolve Face name in the Feature Tree or double-click an offset face in the display.
The theta value(s) are displayed. Press exit to leave edit mode, or click a value to open the Dimension Dialog. In this dialog you can enter another value, or enter an equation involving parametric dependency.
After entering the new parameters, click 
or 
to update
the feature, or you can update it later. (If you do not update now, all
updates will be done automatically the next time you create or edit any
feature or object.) Exit to
leave edit mode.
See also:
to enter a 
