1. In PipeView position the hydraulic system diagram so you can see the mainline that you want to work with (refer to Using PipeView).
2. Click the mainline that you want to work with. The slide-out pane displays.
3. Click Details in the lower-right corner. The mainline details display.
4. Click Edit in the lower-right corner. The mainline details are available for editing.
5. If necessary, click the Mainline General Information header to expand the section.
6. In the Description field, type a description that identifies the mainline.
7. Click Save in the lower-right corner.