Lochinvar & A.O. Smith 100111064 Air Switch 320788-704 Direct Replacement: Serves as the

Direct Replacement: Serves as the official Lochinvar OEM part for discontinued or failing 316158-000 and 9007601005 control kits

Built for a Maximum Abnormal Pressure (MAP) of 700 psig and a continuous operating temperature range of -40°F to 300°F

This front cover plate is typically sold as the panel only

the R34833B001 is a standard replacement for many mid-to-high efficiency units in those families

if the internal baffles are restricted or if an air leak is preventing the induced-draft motor from closing the pressure switch

Lochinvar & A.O. Smith 100111064 Air Switch 320788-704 Direct Replacement: Serves as theThe 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