This model serves as a direct replacement compressor for various residential and light commercial systems

Optimal Airflow Management: Designed to provide protection without compromising the unit pressure drop or cooling efficiency

allowing it to function effectively in high-humidity environments found in commercial rooftop units and split systems

Can the actuator be installed after the valve body is soldered

the manual reset functionality ensures that a qualified contractor must inspect the unit to identify the root cause of the high-limit trip before the heater can be placed back into service

Lochinvar & A.O. Smith 100163259 Sight Glass Kit 319825-402 This model serves as aThe 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