Important: 
Always insert and explode the assembly into a new or existing drawing. Do not right-click in the Project Manager and copy the drawing to the project. 
- In a drawing, place the plant objects you want in an assembly. 
 
- At the Command prompt, enter wblock. 
 
- In the Write Block dialog box, select Objects. 
 
- Click Select Objects. 
 
- In the drawing, select the objects that make up the assembly. Press ENTER to complete object selection. 
 
- In the Write Block dialog box, do the following: 
- Under Base Point, click Pick Point to specify a point in the drawing, or enter the X,Y,Z coordinate values of the point. 
 
- Under Destination, enter a file name and path for the new drawing, or click the [...] button to browse to a location. 
 
- Click OK. 
 
  
- On the ribbon, click Insert tab 
 Block panel 
 Insert.  
- In the Insert dialog box, do the following: 
- In the Name list, click the assembly you just created, or click Browse to locate the drawing. 
 
- In the lower-left corner, select Explode. 
 
- Click OK. 
 
  
- When you move your cursor to the drawing, you are prompted to specify an insertion point. In the drawing, click where you want to place the assembly. 
 
- Change the tagging information for individual components and lines as needed.