This tool highlights the main part of an assembly in blue and all attached parts in red. A prerequisite is that the selected assembly has a main part previously identified.
To access the command
Ribbon: Output > Part marks: 
Command line: _AstM4CommMarkMainPart
To mark the main part of an assembly
- Select a part that belongs to an assembly.
-
Output
tab,
Part marks
panel: Click .
- The main part is displayed in blue, the attached parts in red and the connecting elements (bolts and welds) in green.
Note: Objects that were previously highlighted in red will be kept. To remove the highlight, first clear marked objects. See Unmark objects.