Lochinvar & A.O. Smith 100109522 Switch 320788-702 a different model in the

a different model in the RIB series would be required

this component serves a dual purpose: providing the high-voltage spark for ignition and acting as the sensor for flame rectification after the burner is lit

this specific assembly is calibrated for the airflow requirements of the FPSH 75

or flame signal loss using the integrated LED

System Efficiency: Accurate sensing prevents unnecessary HVAC system downtime and optimizes energy consumption

Lochinvar & A.O. Smith 100109522 Switch 320788-702 a different model in theThe Lochinvar & A. O. Smith 100109522 Pressure Switch is a critical safety component designed for precise pressure monitoring in high efficiency boilers, furnaces, and water heaters. This SPDT pressure switch (Single Pole Double Throw) features a fixed set point, typically calibrated to 0. 95 WC, ensuring that the combustion blower is moving sufficient air before the ignition sequence initiates. As a genuine OEM replacement part, the 100109522 is