-  
		  Double-click an existing engineering connection in the
			 specification tree. 
		   
		   -   The 
			 Engineering Connection Definition dialog box
			 appears containing one constraint. 
			  -  
				
  
 
 
-  
		  Click 
			 Cancel in the 
			 Engineering Connection Definition dialog box. 
		   
		 
-  
		  Click 
			 Engineering Connection 
			  . .
 -   An empty 
			 Engineering Connection Definition dialog box
			 appears. 
			  -  
				
  
 
 
-  
		  Select two lines to be connected in the same components as those
			 involved in the engineering connection. 
			 
  
 
  
 
 -   Since an engineering connection already exists between the
			 selected components, the 
			 Engineering Connection Selection dialog box
			 appears and displays a list of existing engineering connections. Choosing 
			 New connection allows you to create a new
			 engineering connection. 
			  -  
				
  
 
 - Note:
		 
				 -  The 
				  Engineering Connection Definition dialog box
				  disappears during this operation. 
				 
-  
		  Click 
			 OK in the 
			 Engineering Connection Selection dialog box. 
		   
		   -   The coincidence constraint has been added to the
			 engineering connection in the 
			 Engineering Connection Definition dialog box. 
			  -  
				
  
 
 
-  
		  Click 
			 OK in the 
			 Engineering Connection Definition dialog box. 
		   
		   -