The Resideo 394588 Conversion Kit is a professional-grade solution engineered to convert single-stage gas valves from Liquid Propane (LP) to Natural Gas

a high-temperature EPDM O-ring

offering an updated design for superior reliability in Intertherm

the switch remains open

Why is my furnace clicking but not lighting

Lennox 76F73 Relay The Resideo 394588 Conversion KitThe Lennox 76F73 Relay is a heavy duty, stacked DPST Heat Sequential Relay designed for precise load management in residential and commercial electric furnaces. As a high performance HVAC sequencer replacement, this 240V component ensures the staggered activation of heating elements, preventing excessive inrush current that can trip breakers or damage sensitive control boards. Operating as a normally open relay, the 76F73 is engineered for high cycle