| Document Title: | Installation, Operation, and Maintenance - Upflow/Horizontal and Dedicated Downflow Gas-Fired, Direct/Non-Direct Vent, 2–Stage Condensing Variable Speed Furnaces with Variable Speed Draft Inducer S9V2-VS |
| Publication Type: | Installation Operation and Maintenance |
| Publication Date: | 2026-02-27 |
. Furnace Installation Guidelines FNR-SVX001B-EN 17 Dimensional DataFigure 1. Upflow cabinets — 17.5-inch, 21-inch, and 24.5-inch 18 FNR-SVX001B-EN Figure 2. Downflow cabinets — 17.5-inch, 21-inch, and 24.5-inch Dimensional Data FNR-SVX001B-EN 19 Wiring DiagramsFigure 3. S9V2-VS wiring diagram BK BLACK