Williams 7699 Limit Switch 320788-703 What does the orange lead

What does the orange lead wire signify

" You can also check for high resistance across the closed contacts using a multimeter

an open circuit during a call for cooling often indicates a trip or a failed component

Maintaining a steady gas burner ignition sequence is vital for preventing lockout codes and ensuring safe system operation

Williams 7699 Limit Switch 320788-703 What does the orange leadThe Williams 7699 Limit Switch is a critical OEM safety device designed for furnace overheat protection in professional heating applications. Engineered for precision, this L95 10F limit switch features a 95F high limit cut out with a 10F differential, ensuring the combustion chamber remains within safe operating parameters. As a veteran grade replacement furnace part, the 7699 model is built to handle the rigorous duty cycles of Williams gas fired