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This usually indicates restricted airflow
A clogged filter or blocked return air vents reduces the volume of cool air passing over the heat exchanger
this series is standard for York HVAC parts within its specific model range
it prevents live steam loss
Cross-brand compatibility is not advised as it may compromise the UL safety listing of the unit
Lochinvar & A.O. Smith 100233664 Gasket 323613-751 This usually indicates restricted airflowFor field technicians maintaining high efficiency combustion systems, the Lochinvar & A. O. Smith 100233664 Gasket is the critical OEM component required to ensure a gas tight seal at the flame sensor interface. Designed specifically for the FTX N L 400 850 series heating boilers and compatible with various A. O. Smith industrial water heater configurations, this flame sensor gasket prevents combustion byproduct leakage and protects the integrity of
