Lochinvar & A.O. Smith 100109879 Ignition Module 320819-301 or mechanical stress from improper

or mechanical stress from improper mounting in the burner assembly

making it an ideal choice for air handlers

this centrifugal blower facilitates a seamless drop-in installation for technicians focused on restoring system efficiency

this sensor facilitates an inverse relationship between inlet air temperature and discharge air temperature

This board replaces part numbers 39M8401

Lochinvar & A.O. Smith 100109879 Ignition Module 320819-301 or mechanical stress from improperThe Lochinvar & A. O. Smith 100109879 Ignition Module is a critical OEM replacement part designed for high efficiency gas fired boiler and water heater systems. As a veteran grade intermittent pilot ignition (IID) control, this 6 pin module manages the electrical sequence of the pilot light and main burner, ensuring precise timing and safe operation. It integrates a sophisticated flame sensing circuit to prevent hazardous gas accumulation by