visible cracks in the blower wheel

What is the primary function of the 3/2 operation in this model

By utilizing a 48-inch lead wire connection

Key Benefits Direct OEM Compatibility: Engineered as the specific Lennox replacement part for model 66656

Does this valve include the internal thermostat/high-limit switch

Lochinvar & A.O. Smith 100109777 Blower Assembly 319825-402 visible cracks in the blowerThe 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