Lochinvar & A.O. Smith 100166406 Pump 321702-401 this valve manages the intake

this valve manages the intake of outside air to maximize energy efficiency and maintain precise indoor air quality

The digital interface ensures accurate setpoint management

making it compatible with heavy HVAC fans

This board is engineered to interface directly with 24V AC systems and features integrated diagnostics for rapid troubleshooting in the field

For technicians servicing high-pressure chillers or hydraulic loops

Lochinvar & A.O. Smith 100166406 Pump 321702-401 this valve manages the intakeThe Lochinvar & A. O. Smith 100166406 Pump is a high performance 1 2 HP 115V circulating pump engineered for demanding hydronic heating and commercial water heater applications. This heavy duty cast iron centrifugal pump, often identified by its manufacturer number PUM20008, serves as a critical OEM replacement water pump for Lochinvar Power Fin (PF) and Copper Pak (CP) series boilers, as well as A. O. Smith industrial water heating units. Designed to