3)Go into the consist editor (Train Sim Editors and tools,
activity editor, service editor, consist editor) or your favorite consist-building utility such as conbuilder and create a consist. Remember, there are two models included. One is an engine running HEP, one is an engine not running HEP, and they should be placed in consists accordingly. They look great with some of NALW's Amfleets and a cabbage on the other end!