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the control board will lock out the ignition sequence to prevent hazardous combustion gas buildup
For specialized applications
this OEM component ensures exact compatibility with Utica and Dunkirk boiler series
Common Questions: What is the rotation of the Lennox 78A95
Bard HVAC 8554-025BX Flame Sensor 320735-701 the control board will lockThe Bard HVAC 8554 025BX Flame Sensor is a critical OEM safety component engineered for precision flame rectification in gas fired heating systems. Featuring a durable . 114 rod Kanthal construction, this sensor is designed to withstand the high temperature environments of the burner chamber, ensuring reliable ion signal transmission to the integrated furnace control board. As the designated replacement and updated version for the 8554 025 flame