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ensuring a precise fit without field modifications
Multi-App Versatility: Rated for natural gas
ensuring seamless integration into existing 220-240V 1-phase configurations
Always verify your specific wiring diagram before installation
Lochinvar & A.O. Smith 100109925 Switch 321142-301 ensuring a precise fit withoutThe Lochinvar & A. O. Smith 100109925 Blocked Inlet Switch is a critical safety component designed for high efficiency gas fired boilers and commercial water heaters. This normally closed (NC) pressure switch is calibrated to a 1. 0 inch water column set point, ensuring the combustion blower maintains proper airflow for safe ignition. If the intake system encounters excessive static pressure due to blocked air intake pipes, debris in the mesh screen,
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