extending the life of high-dollar components

and accidental contact that can lead to catastrophic motor failure or blade damage

Ensure the white or orange sense wire is connected to the SENSE terminal using the provided 3/16-inch Q

40" WC can lead to dangerous operational conditions or frequent nuisance trips

Ensure the high-voltage wire is securely seated on the electrode terminal

Lennox 43L21 Turbulatory Assembly 319852-301 extending the life of high-dollarThe Lennox 43L21 Turbulator Assembly is a critical OEM replacement part designed to optimize thermal performance within the heat exchanger of Lennox gas furnaces and unit heaters. Engineered from heat resistant Pyrolite, this 8 inch by 1. 8 inch technical component is strategically placed within the heat exchanger tubes to disrupt laminar flow. By inducing a consistent swirling pattern in the flue gases, the turbulator assembly effectively eliminates