the "/U" suffix denotes "Universal" packaging for wholesale distribution

immediately shutting down the gas valve to prevent carbon monoxide infiltration and equipment overheating

Contractors value its field-selectable control options

this valve provides the necessary flow rate for high-BTU applications found in the Lochinvar Armor and Knight series

or an audible hum from the solenoid without gas flow

Lochinvar & A.O. Smith 100278143 Motor 322055-301 the "/U" suffix denotes "Universal"The Lochinvar & A. O. Smith 100278143 Motor is a heavy duty, multi voltage solution engineered for precision performance in commercial and residential HVACR applications. This 1 2 HP motor is a direct, identical replacement for the legacy part number 100133550, ensuring zero modifications are required during field installation. Operating at a synchronized 1725 RPM, it provides the stable torque and airflow necessary for high demand system cooling or