If the contacts have fused

Durability: Rugged bronze body and brass internal trim provide excellent corrosion resistance in steam service

these high-capacity media filters should typically be inspected every 6 months and replaced at least annually

Check the furnace rating plate for the required orifice size based on your specific altitude and BTU input requirements to ensure proper gas metering

Direct OEM Replacement: Replaces legacy part numbers like VAL02946

Lochinvar & A.O. Smith 100110604 Thermowell 328140-751 If the contacts have fusedThe Lochinvar & A. O. Smith 100110604 is a professional grade 3 4" brass thermowell engineered for high accuracy temperature sensing in commercial and residential hydronic systems. This OEM replacement part provides a robust pressure tight seal, allowing for the insertion and removal of temperature probes without requiring a full system drain. Constructed from corrosion resistant heavy duty brass, it is designed to withstand the thermal stresses of