ensuring seamless mechanical and electrical compatibility with existing Goodman

Specialized tools for checking manifold pressure (manometer) are required for final calibration

preventing unburned fuel vapors from compromising the sealing rings

What are the signs of a failing D9918202A

White-Rodgers 3049-115 Flame Sensor Els PW 29614 ensuring seamless mechanical and electricalThe White Rodgers 3049 115 is a professional grade mercury flame sensor engineered for precise pilot flame verification in commercial and residential heating systems. Featuring a 48 inch capillary element and a Bulb Style #20, this Type D plug in sensor is the industry standard HH71PD024 direct replacement. Designed for high heat environments, the mercury filled sensing bulb vaporizes under pilot heat, actuating a snap action switch to prove flame