Ensure your furnace pressure switch operation is within manufacturer tolerances with the Carrier HK06NB019

250 BTU/hr capacity for optimal gas venting performance

which is critical for maintaining proper blade positioning and system sealing

Engineered as a direct replacement for Reznor unit heaters

ensure the wiring follows the specific high/low speed terminal configurations for your specific blower motor

Lochinvar & A.O. Smith 100110095 LWCO 320720-756 Ensure your furnace pressure switchThe Lochinvar & A. O. Smith 100110095 is a critical safety component designed for high performance hydronic heating systems. This heavy duty 120V low water cut off (LWCO) includes a high conductivity probe to ensure precise water level monitoring, protecting heat exchangers from dry fire conditions. Engineered as a direct OEM replacement part, this unit offers seamless integration into residential and commercial boiler controls. It provides a reliable