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provided the mounting bolt pattern matches your specific bracket
if the internal baffles are restricted or if an air leak is preventing the induced-draft motor from closing the pressure switch
This front cover plate is typically sold as the panel only
Built for a Maximum Abnormal Pressure (MAP) of 700 psig and a continuous operating temperature range of -40°F to 300°F
This OEM Reznor part is manufactured to exact tolerances
Lochinvar & A.O. Smith 100111064 Air Switch 320788-704 provided the mounting bolt patternThe Lochinvar & A. O. Smith 100111064 Air Switch is a critical safety component designed for precise pressure sensing in high efficiency boilers and water heaters. Engineered with a 6. 0" WC to 5. 0" WC set point, this differential pressure switch ensures the combustion blower is moving sufficient air before allowing the ignition sequence to proceed. As a genuine OEM replacement part, it maintains the precise calibration required to prevent nuisance
US$ 20.28
US$ 897.75
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