Lennox 84W85 Module Only 326058-755 the 3L09-20 is engineered with

the 3L09-20 is engineered with an open on rise action that triggers at a fixed 240°F and utilizes an auto reset function once the temperature drops to the 210°F close point

It features a robust thermostatic element and a calibrated orifice assembly to prevent liquid slugging

commonly used in Siemens Desigo

A normally open solenoid valve

spark-to-pilot ignition sequencing

Lennox 84W85 Module Only 326058-755 the 3L09-20 is engineered withThe Lennox 84W85 is a genuine OEM replacement 3. 0 ECM motor control module designed specifically for 1 2 HP variable speed blower motors. This GE Genteq 3. 0 series module provides the precise pulse width modulation required to maintain constant airflow across varying static pressures, ensuring the blower motor 1 2 hp operates at peak efficiency. When a furnace or air handler fails to ramp up or exhibits erratic blower cycling, replacing the module