Installing this genuine Nordyne replacement part ensures the burner assembly operates at its design-rated BTU output

specifically the Reznor FE125 series

making it suitable for high-pressure condensate and boiler feed lines

This cover is primarily used with Honeywell TP970

spring for the RV81

Carrier 317289-301 Wiring Harness 322838-754 Installing this genuine Nordyne replacementThe Carrier 317289 301 Hot Surface Ignitor Wiring Harness is a critical field service component engineered for precise electrical delivery to the furnace ignition system. As a veteran grade OEM furnace replacement part, this harness ensures a stable low resistance path between the integrated furnace control (IFC) and the 301 style hot surface ignitor. Maintaining reliable continuity is essential for consistent combustion cycles and preventing nuisance