Lennox 28M97 Flame Sensor swap the existing spring with

swap the existing spring with the black 1-2# spring

ensure the nuts are tightened to approximately 6-8 ft-lb to prevent shaft slippage while protecting the actuator's internal gear train

OEM Precision: Direct Armstrong A22182-1 replacement ensures proper alignment and torque retention compared to generic alternatives

the McDonnell & Miller 324500 is the direct

Lennox 28M97 Flame Sensor swap the existing spring withThe Lennox 28M97 Flame Sensor is a vital OEM replacement part engineered for precise flame rectification in gas fired furnaces. This furnace flame sensor facilitates a safe ignition sequence by detecting the presence of a burner flame through ionization. If the control board loses the microamp signal, it immediately terminates the gas flow to prevent hazardous accumulation. This sensor is the factory identical component to 28M9701 and serves as a