Reznor 210766 Flame Sensor 340793-762 Precision Timing Cycles: Features a

Precision Timing Cycles: Features a factory-set 30-second pre-purge and a 5-try ignition sequence at 8 seconds per trial to optimize safety and fuel efficiency

Durable Frame Construction: The NEMA 56Y frame provides superior structural integrity for vibration-heavy rooftop and air handling applications

Is this kit compatible with other Lennox part numbers

the Bard 5650-042 solenoid coil is your go-to OEM replacement part

Common Questions Does this motor require field programming before installation

Reznor 210766 Flame Sensor 340793-762 Precision Timing Cycles: Features aThe Reznor 210766 Flame Sensor is a critical replacement component engineered for precise flame rectification in industrial and commercial heating systems. Designed specifically for units utilizing 42 60 inch burners, this high temperature sensor ensures consistent signal feedback to the integrated ignition control module. In technical terms, the probe detects the presence of a flame through the process of ion conduction, preventing "no heat" calls