Most 100109834 valves require a specific LP conversion kit or an OEM-specified spring change

While this is a dual-rated unit for both the compressor (Herm) and fan

this assembly resists corrosion and thermal stress

This motor is critical for clearing combustion gases from the heat exchanger

Key Benefits Ensures safe combustion air intake and flue gas exhaustion through deep wall structures up to 15 inches

Lochinvar & A.O. Smith 100166433 Pump 318518-761 Most 100109834 valves require aThe Lochinvar & A. O. Smith 100166433 Pump is a heavy duty, all bronze circulating pump specifically engineered for high demand hydronic heating applications. Functioning as a 2 5 HP boiler pump, this component is designed for 120V 60Hz operation and is the direct replacement for 100113054. It is primarily utilized within the Lochinvar Power Fin (PF) series, including models PF 502 through PF 1302. Its bronze construction ensures superior corrosion