While placing a part on another part or on a tray, a gap value is calculated as follow:- you place a part B on a part A, gap value is calculated using the attributes of the part A.
- you place a part at the extremity of a tray or on a route segment, the gap value is calculated using the attributes of the part.
You can set the gap value in the Gap Managament table, available in the Raceway Design Resources.