Aaon R86790 Flame Sensor 321894-709 this 16x12x1 boiler filter should

this 16x12x1 boiler filter should be inspected annually and replaced if showing signs of loading

ensuring optimal system static pressure management and efficiency

The unit features two adjustable dials on the electronic timer

it features 5/8" ODF solder connections

Aaon R86790 Flame Sensor 321894-709 this 16x12x1 boiler filter shouldThe Aaon R86790 Flame Sensor is a critical safety component engineered for precision flame detection in high performance HVAC systems. Designed with a 1. 75 inch probe depth, this genuine Aaon replacement part ensures continuous monitoring of the burner flame, effectively preventing hazardous gas accumulation by signaling the ignition module to close the gas valve if the flame is not detected. This HVAC flame rod is constructed from high grade, heat