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High-Flow Capacity: The 1-inch NPT connections support higher BTU demands in commercial heating equipment
making it an efficient choice for large-scale HVAC building automation deployments
the 80M2901 is the manufacturer part number for the Lennox 80M29
How do I prevent the motor shaft from sticking to the 98M74 hub
Industrial Compliance: Solid-state design is UL listed and CE approved for operation in environments ranging from -15°C to 60°C
Lochinvar & A.O. Smith 100288430 Switch 321894-706 High-Flow Capacity: The 1-inch NPTThe Lochinvar & A. O. Smith 100288430 Low Air Pressure Switch is a critical safety component designed for high efficiency condensing boilers and water heaters. As a veteran technician knows, this normally open switch is calibrated to a precise 0. 75" water column (W. C.) set point. It serves as the primary "proof of airflow" for the inducer motor, ensuring that the combustion blower is creating sufficient negative pressure to safely evacuate flue