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Verified Specifications: Red color-coded for quick identification as a 300-degree fixed limit control
Operational Efficiency: Eliminates unwanted air infiltration to help maintain the furnace’s intended energy rating and performance
High-Temperature Reliability: Premium Viton seals allow for safe operation with fluids reaching 230°F
Do I need to replace the orifice separately
Lochinvar & A.O. Smith 100318771 Inducer Assembly 320788-703 Verified Specifications: Red color-coded forThe Lochinvar 100318771 Inducer Assembly is a critical OEM replacement fan assembly engineered to maintain precise combustion airflow in high efficiency Lochinvar NKC and NKB199 fire tube boilers. As a veteran technician knows, the inducer is the first component to activate in the ignition sequence, purging the heat exchanger of residual gases and creating the negative pressure required to close the boiler pressure switch. This 100318771 blower motor