Lochinvar & A.O. Smith 100108882 Pressure Switch L99H008 a liquid propane (LP) orifice

a liquid propane (LP) orifice is included in the package

eliminating clearance issues during installation

Safety Compliance: Built to meet original Williams Comfort Products engineering specs

Field Efficient: Threadless seat design allows for quick removal and installation without the need for specialized wrench sets

Its lack of a pressure tap simplifies installation by reducing potential leak paths while maintaining high-integrity gas flow control in demanding environments

Lochinvar & A.O. Smith 100108882 Pressure Switch L99H008 a liquid propane (LP) orificeThe Lochinvar 100108882 (also indexed under A. O. Smith 100108882) is a critical safety differential air pressure switch designed for commercial boilers and water heaters. Calibrated for a fixed setpoint of 1. 10" W. C., this SPNO (Single Pole Normally Open) switch ensures the combustion blower is generating sufficient airflow before allowing the ignition sequence to proceed. As an OEM replacement part, it is engineered to maintain high limit accuracy