The backlit LED display provides clear visibility during service calls

Enhanced Efficiency: Optimized impeller design maximizes CFM output while reducing electrical draw during the pre-purge and post-purge cycles

Featuring a SPST (Single Pole Single Throw) configuration and a standard 1/4" barb connection

005" restrictor

which is critical for preventing boiler overheating or verifying heat exchanger efficiency

Lochinvar & A.O. Smith 100166697 Venter Assembly 318423-701 The backlit LED display providesThe Lochinvar & A. O. Smith 100166697 Venter Assembly is a critical OEM replacement part designed for high efficiency commercial and residential water heaters and boilers. As a universal venter assembly, this unit directly replaces legacy part numbers including PVT1012, ensuring seamless integration with existing exhaust systems. It features a high performance draft inducer motor designed to handle the precise venting requirements of forced draft