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Chrome-bevel sheet on grid paper — specs and return notes filed under the bay.
Engineered for longevity in challenging environments
Improved Flame Sensing: Enhanced metallurgy in the sensing probe reduces resistance issues that cause intermittent pilot outages
especially in high-velocity airflow environments
Constant dripping often indicates thermal expansion issues rather than a valve defect
Lochinvar & A.O. Smith 100135269 Burner 320788-704 Engineered for longevity in challengingThe Lochinvar & A. O. Smith 100135269 Burner is a precision engineered 100% OEM replacement for high efficiency condensing boilers, specifically designed for WH285 and WH399 models. As a critical component in the combustion assembly, this burner ensures an optimal air to fuel ratio, supporting the high turndown ratios found in the Lochinvar Knight and A. O. Smith boiler series. Built to industrial grade standards, the assembly is compatible with both
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