Click on the connection that links the two existing components to select
Type the name of the new component you want to add, tMap in this example, and double click the component on the
suggested list to add it onto the connection.
If you are prompted to give a name to the output connection from the newly added
component, which is true in the case of a tMap,
type in a name and click OK to close the dialog
You may be asked to retrieve the schema of the target component. In that case, click OK to accept or click No to deny.The component is inserted in the middle of the connection, which is now divided in two connections.