AERCO GM-123428 Flame Detector Assembly 320819-301 replacing part numbers 100165931 and

replacing part numbers 100165931 and PLT3023

For technicians prioritizing system uptime

Use a multimeter to verify a 1-5 microamp signal during the ignition trial to confirm the board is receiving the proper feedback signal

Always verify the required close-off pressure to ensure the actuator has sufficient force for your specific system head

Designed mid-stroke for high-torque applications

AERCO GM-123428 Flame Detector Assembly 320819-301 replacing part numbers 100165931 andThe AERCO GM 123428 Flame Detector Assembly is a critical HVAC safety component specifically engineered for high efficiency AERCO boiler systems and gas fired water heaters. This flame sensor assembly utilizes advanced flame sensing technology to provide precise, real time monitoring of the combustion process. By accurately verifying the presence of a flame, the AERCO GM 123428 prevents hazardous conditions such as gas accumulation or "nuisance" flame