BOM balloons are circular callouts in the harness drawing that show bill of materials information for each component in the concerned harness.
BOM balloons usually show S.No /Item No ,corresponding to a Part Number in the BOM table. The BOM balloons can be placed only after placing a BOM table.
Types of BOM balloons:
Simple Balloons: It will show only S.No inside the circle
Quantity Balloons: The circle will be split to show the S.No in the upper half and the quantity of the part number in the lower half of the circle
Right click on the BOM table and click on the “Update BOM” button to update the balloons with the latest BOM data. The balloon properties can be configured in the profile:
Fig 51 BOM Balloons
If the users want to delete a balloon, they can right click on the balloon to delete a single balloon or right click on the empty space to get a context menu and click on “Delete Balloons”