this sub-assembly is the correct technical specification for a rebuild

Industrial-Grade Construction: Manufactured from galvanized steel to resist high-temperature oxidation and cabinet vibration

Why is my Reznor heater tripping the high limit switch

Comprehensive Kit: Includes the IFC control board

Always verify the MFD and voltage ratings on the existing part before installation to ensure a match

Lochinvar & A.O. Smith 100208513 Module 319825-402 this sub-assembly is the correctThe Lochinvar & A. O. Smith 100208513 Module is a critical intermittent pilot ignition control engineered for high performance gas fired boilers and commercial water heaters. This OEM ignition module (cross referenced as Honeywell S8610U3009) manages the sequence of operation for the pilot flame, main burner, and flame rectification. Built for reliability in demanding mechanical rooms, it operates on a standard 24 VAC control voltage and supports both