Lochinvar & A.O. Smith 100208558 Sensor 321894-708 also identified as the 325-7AL-1212-NG02

also identified as the 325-7AL-1212-NG02

and R-134a refrigerants

flue blockages

Copper construction facilitates easy brazing into 1/2" ODF lines while maintaining corrosion resistance

For technicians asking how to install a 480V York crankcase heater

Lochinvar & A.O. Smith 100208558 Sensor 321894-708 also identified as the 325-7AL-1212-NG02The Lochinvar & A. O. Smith 100208558 Sensor is a critical premix gas air arm sensor designed for high efficiency combustion systems. This OEM replacement part is engineered to monitor the air fuel ratio within the burner assembly, ensuring precise modulation and optimal thermal efficiency. As a high limit outlet sensor, it provides real time data to the control board to prevent overheating and maintain safe boiler operation. Constructed from