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Fail-Safe Operation: The manual reset with power outage feature ensures that critical low-water conditions are addressed by a technician before the burner resumes operation
Reduced Maintenance: Minimizes the need for frequent manual packing adjustments by automatically compensating for wear
color codes signify specific temperature ratings
though it is typically factory-configured for Natural Gas
Always verify the airflow direction of the existing fan blade before installation
Lochinvar & A.O. Smith 100109908 Flame Sensor 320819-301 Fail-Safe Operation: The manual resetThe 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
US$ 28.00
US$ 32.93
US$ 33.95
US$ 142.31
US$ 32.93
US$ 16.29
