Lochinvar & A.O. Smith 100163259 Sight Glass Kit 323613-751 this specific size and bore

this specific size and bore configuration are frequently found in small-diameter blower applications and inducer motor assemblies within York and Johnson Controls equipment

and rooftop packages to manage compressor lockout conditions effectively

The assembly is designed for spring return stem up action

Key Benefits: Fail-Safe Protection: The LF24 mechanical spring return ensures the valve returns to its programmed safety position during power loss

Lochinvar & A.O. Smith 100163259 Sight Glass Kit 323613-751 this specific size and boreThe Lochinvar & A. O. Smith 100163259 Sight Glass Kit is a critical OEM replacement part designed for high performance visual monitoring in Lochinvar Knight and A. O. Smith residential and commercial boilers. Engineered for high pressure HVACR environments, this kit allows technicians to verify flame ignition and combustion stability without compromising the integrity of the heat exchanger seal. As a direct replacement for obsolete part numbers