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and a 1/4" pilot outlet
the System Sensor 120V bell is approved for outdoor use when installed with a Model WBB weatherproof backbox to protect the internal strike mechanism
as these components are sensitive to pressure changes and cannot be repaired once the capillary integrity is compromised
Internal Equalization: Simplifies piping and reduces potential leak points in standard refrigeration cycles
Lochinvar & A.O. Smith 100111064 Air Switch 320734-701 and a 1/4" pilot outletThe 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