Lochinvar & A.O. Smith 100109777 Blower Assembly 320720-756 checking the run capacitor is

checking the run capacitor is your first move

Integrating this genuine OEM pump hardware into your routine service ensures long-term operational efficiency and prevents hydraulic imbalances that can lead to system downtime

Enhanced Compatibility: Standard 24VAC 2-position operation fits a wide range of Schneider Electric and Erie valve bodies

this aquastat high limit switch monitors internal water temperatures to prevent overheating conditions that can lead to system fatigue or pressure relief valve discharge

Lochinvar & A.O. Smith 100109777 Blower Assembly 320720-756 checking the run capacitor isThe Lochinvar & A. O. Smith 100109777 Blower Assembly is a critical OEM replacement motor designed for high efficiency condensing water heaters and boilers. This combustion blower is engineered to maintain precise air to fuel ratios, ensuring stable burner operation and optimal thermal efficiency. As a genuine factory new component, it eliminates the balancing issues and premature bearing failure often associated with aftermarket HVAC parts. For