As a veteran-grade Honeywell recorder part

an open circuit or infinite ohms indicates the coil is defective and requires replacement

Does it include the vent damper harness

By replacing a failing sensor with a genuine Reznor 210764 unit

allowing technicians to verify circuit interruption without draining the system

Lochinvar & A.O. Smith 100233597 Gasket 30067439-890 As a veteran-grade Honeywell recorderThe Lochinvar & A. O. Smith 100233597 Gasket is a critical high temperature seal designed specifically for the flue exhaust system on heavy duty commercial boilers and water heaters. Engineered to withstand intense thermal cycling, this EPDM flue gasket ensures a gas tight seal between the heat exchanger and the venting assembly, preventing hazardous combustion byproducts from escaping into the mechanical room. This component is a direct replacement