the Lennox 48G63 draws its low-voltage signal directly from the dedicated sensor terminals on the Lennox integrated control board

this is a direct-acting or hung-diaphragm style valve capable of opening at 0 PSI differential pressure

Common Questions: What is the proper torque spec for installing this orifice

verifying the primary heat exchanger's integrity is standard practice to ensure long-term system performance

this valve is designed to handle aggressive media

Auburn E5-IC-9-2 Ignitor 318518-761 the Lennox 48G63 draws itsThe Auburn E5 IC 9 2 Ignitor is a high performance industrial spark plug assembly designed for precision ignition in demanding environments. Engineered for versatility, this oil burner ignitor is the direct replacement for 24699 and IC 9 2 models, ensuring a seamless fit for your existing heating systems. This component is widely utilized in industrial boilers, high output furnaces, and specialized machinery where consistent spark delivery is critical