Automatic Reset Functionality: Features an auto-reset thermal disc that restores the circuit once temperatures return to a safe differential

Proper installation on the north side of the structure

the control automatically closes the circuit to allow the burner to fire again without a manual reset

and Payne models including the 340AAV

Its robust construction features precision-balanced blades to minimize mechanical vibration and housing fatigue

Trane SEN1951 Flame Sensor 340793-762 Automatic Reset Functionality: Features anThe Trane SEN1951 Flame Sensor (also identified as SEN01951) is a critical OEM replacement part engineered to maintain precise flame rectification within residential and commercial furnace burners. This furnace flame sensor operates by detecting the presence of a microamp signal generated during combustion. If the HVAC control board fails to receive this signal, it immediately terminates the gas valve cycle to prevent hazardous gas accumulation.