Common Questions Why is my Lennox pressure switch staying open

Does this unit provide a fail-safe position on power loss

Utilizing genuine HVAC replacement parts like the 100109246 ensures the unit maintains its technical specifications and safety rating throughout its service life

Reliable NBR seals provide excellent compatibility with water applications

leading to excessive wear

Lochinvar & A.O. Smith 100278061 Wire 324846-701 Common Questions Why is myThe Lochinvar & A. O. Smith 100278061 is a critical OEM replacement flame sensor wire harness engineered for precise signal transmission between the combustion chamber and the integrated control module. Designed specifically for high efficiency hydronic systems, including the Lochinvar FTX400, FTX500, FTX600, and FTX725 series, this harness facilitates the microamp (A) rectification signal necessary to prove flame presence. Proper flame sensing is the