Heat Only: Gas Oil or Electric Furnace Compatible models: All N100 1: COMMON OPTIONAL 2: G USED FOR INDEPENDENT FAN CONTROL ONLY. (MOST HEAT ONLY, GAS OR OIL FORCED AIR SYSTEMS DO NOT USE A FAN [G] WIRE). Outdoor Furnace and Forced Air Wiring Configuration 24-V Multi-stage Thermostat (p/n 587) Forced Air Furnace (down draft) heat exchanger with 90-degree fittings Main (C)
-Line Voltage Electrical Wiring -Reading Wiring Diagrams -Intro to Electrical Troubleshooting The electrical board replicates the thermostat functions of a forced air gas furnace with air conditioning. Instead of using a control board, this board uses electrical relays and switches to perform tasks.. Wiring Diagrams Wiring Diagrams Heat Only: Gas, Oil, or Electric Furnace Compatible models: All P200 & S200 1: G USED FOR INDEPENDENT FAN CONTROL ONLY. (MOST HEAT ONLY, GAS OR OIL FORCED AIR SYSTEMS DO NOT USE A FAN [G] WIRE)