Lochinvar & A.O. Smith 100327187 Inducer Assembly 318973-401 This is a start capacitor

This is a start capacitor designed for short-duration duty cycles to initiate motor rotation

Beyond physical handling

A waterlogged or corroded float will lose buoyancy

This part number typically refers to the flange adapter itself

restoring proper sequence of operation without the need for extensive rewiring

Lochinvar & A.O. Smith 100327187 Inducer Assembly 318973-401 This is a start capacitorThe Lochinvar & A. O. Smith 100327187 Inducer Assembly is a critical OEM replacement draft inducer motor engineered for high efficiency commercial gas water heaters and boilers. Designed to integrate seamlessly with Cyclone BTH models (including BTH 300, BTH 400, and BTH 500), this combustion blower motor facilitates the essential pre purge cycle and maintains the precise negative pressure required for stable ignition. As a veteran grade HVAC