Optimized Signal: Delivers a stable 20-28 mV open circuit output to ensure the electromagnetic coil in the gas valve stays energized

Automatic Reset: Eliminates nuisance manual resets by restoring the circuit once temperatures drop below the 140°F cutout threshold

the 10728319 is the standard 3-inch main limit switch for many models across the Goodman-Amana-Janitrol family

Common indicators include heavy ice accumulation on the outdoor unit

suitable for modern high-pressure refrigerant cycles

Lennox 48G22 Conversion Kit Optimized Signal: Delivers a stableThe Lennox 48G22 is an OEM natural gas to LP conversion kit engineered for precise fuel transition in residential and light commercial heating systems. This kit, also identified as Honeywell 393691 B, is essential for technicians adapting systems to liquid propane in off grid or rural applications. It is specifically designed for use with Honeywell VR series gas valves, including VR8200, VR8300, VR8204, and VR8205 models. By utilizing the 48G22,