this kit replaces the legacy ICP 1177394 ignition board

The MT series is factory-charged with 160P mineral oil

High-Temperature Design built for demanding operating environments

This solid core utilizes a specialized blend of molecular sieve and activated alumina to deliver superior moisture and acid removal

Common Questions What is the primary function of the 30067857-107 Packing Nut

Lochinvar & A.O. Smith 100109908 Flame Sensor 322838-754 this kit replaces the legacyThe Lochinvar & A. O. Smith 100109908 Flame Sensor is a critical OEM replacement part designed for precise flame rectification in high efficiency water heaters and boilers. As a seasoned tech, you know that a failing flame sensor rod is the primary culprit behind intermittent data signals and "no flame detected" lockouts. This genuine factory part (formerly identified as part number 9004520215) ensures the flame sensing circuit maintains the microamp