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The genuine OEM Lennox 86W85 blower motor powers the indoor fan responsible for moving heated and cooled air through your Lennox furnace or air handler. Reliable blower operation ensures balanced airflow across the heat exchanger and evaporator coil, which is key to comfortable temperatures, efficient operation, and safe furnace performance.
Watch for these common failure symptoms: diminished or no airflow from the vents, a blower that hesitates or won't start, excessive noise such as grinding or squealing, a burning smell from the blower compartment, and repeated shutdowns or limit-switch trips. A struggling 86W85 can restrict airflow enough to cause the furnace to overheat and shut down for protection.
With Lennox systems, installing the OEM 86W85 is the smart move. It is built to Lennox's precise specifications for voltage, RPM, mounting, and control compatibility, ensuring a direct-fit replacement and correct system behavior. Non-OEM alternatives can introduce airflow problems, vibration, and early failure. Trust the factory-authorized part to protect your equipment.