| Document Title: | Installer's Guide Upflow/Horizontal and Downflow/ Horizontal, Gas-Fired, Direct Vent, Variable Speed Inducer, Modulating, Condensing, Communicating Furnaces *UHM and *DHM Models (*First letter may be A or T) |
| Publication Type: | Installation |
| Publication Date: | 2020-06-16 |
fully Communicating or 24 VAC modes, the furnace can support single or multi-stage heat pump, AC, or heating only applications. Combined with a communicating Comfort Control only, the furnace will support a single stage 24 VAC cooling outdoor unit only. 18-CD30D1-20-EN 18-CD30D1-20-EN Installer’s