To edit the pipe symbol schedule project list, go to
Ribbon: DMP: Customization->Project Customization-> 
Pipe Symbol Schedule Label Group
Pulldown Menu: DM Plumbing->Customization->Schedule Labels->Project Lists->Edit Pipe Symbol Schedule Project List
To edit the pipe symbol schedule standards list, go to
Ribbon: DMP: Customization->Standards Customization-> 
Pipe Symbol Schedule Label Group
Pulldown Menu: DM Plumbing->Customization->Schedule Labels->Standards Lists->Edit Pipe Symbol Schedule Standards List
Select Pipe Symbol Group Dialog Box
Select the pipe symbol group to edit and press the OK button. The Schedule Label Display and Order dialog box for the selected group will appear.
Schedule Label Display and Order Dialog Box
See the Common Schedule Dialog Box Information section for more information about using the Move Up and Move Down buttons and the Key, Label, Width, Display, and Schedule Title fields.
Values in the Key column are listed alphabetically below.
Callout: The name of the pipe symbol as defined in the pipe symbol schedule.
Note 1: Note taken from the schedule.
Note 2: Note taken from the schedule.
Note 3: Note taken from the schedule.
Quantity: The number of pipe symbols inserted in the project. If a pipe symbol type is not inserted, "NOT USED" will be displayed.
Symbol: The graphic that is used for the pipe symbol.