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preventing the high inlet pressure from "creeping" into the appliance line
If the inducer runs but the ignition sequence doesn't initiate
Built for rigorous field use
while historically used for R22
Lochinvar & A.O. Smith 100108826 Pressure Switch R-22 preventing the high inlet pressureThe Lochinvar & A. O. Smith 100108826 Pressure Switch is a critical safety component designed for precise draft monitoring in high efficiency commercial water heaters and boilers. This SPDT (Single Pole Double Throw) pressure switch serves as a reliable interface for the control board, verifying that the inducer blower is pulling the correct static pressure before allowing the ignition sequence to proceed. Engineered as a genuine OEM replacement part,
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