With an emphasis placed on the furnace sequence of operation, the Echelon modulating gas furnace’s 45-minute DVD covers each furnace component to give the viewer a thorough comprehension of component operation within the system. Startup and troubleshooting information is provided, including diagnosis of various components in the system.

The accompanying Windows software incorporates a library of services including installation instructions, technical guides, users’ guide and parts list. An interactive theater plays video clips and a step-by-step tutorial on the electrical operation of the modulating gas furnace. The software is designed for Windows PCs, and includes an automatic update feature to keep the latest product information on the user’s Windows desktop.