Lochinvar & A.O. Smith 100277812 Harness 322838-753 and Payne 38AYC

and Payne 38AYC

While primarily used in R-410A systems

please verify your specific fluid temperature requirements before installation

How do I verify if this heating element has failed

Using genuine Spence parts ensures the correct bridge length and assembly height

Lochinvar & A.O. Smith 100277812 Harness 322838-753 and Payne 38AYCThe Lochinvar & A. O. Smith 100277812 Harness Electrode Spark is a critical OEM component for high efficiency hydronic systems, primarily used in Lochinvar Crest FB 4000 boilers and compatible A. O. Smith residential and commercial units. This heavy duty harness facilitates the high voltage electrical signal from the ignition control module to the spark electrode, ensuring precise and consistent pilot or main burner ignition. Designed to withstand the