Lochinvar & A.O. Smith 100318771 Inducer Assembly 320788-703 Operational Efficiency: Eliminates unwanted air

Operational Efficiency: Eliminates unwanted air infiltration to help maintain the furnace’s intended energy rating and performance

Does this harness support both heating and cooling signals

This OEM hi limit switch acts as a fail-safe by monitoring internal temperatures and interrupting the power supply to the burner or fan if the system exceeds its safe operating ceiling

It matches the physical footprint and electrical specs for a drop-in replacement

High-Temperature Reliability: Premium Viton seals allow for safe operation with fluids reaching 230°F

Lochinvar & A.O. Smith 100318771 Inducer Assembly 320788-703 Operational Efficiency: Eliminates unwanted airThe 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