Lennox 52W29 Flame Sensor Ensure all old gasket material

Ensure all old gasket material is removed from the head chamber and bellows base to prevent uneven compression and potential leaks

providing reliable switching for resistive and motor loads

HVAC professionals often utilize this Bard limit control when troubleshooting short-cycling units or "high limit fault" codes

Is the 4074EGR compatible with M7415 series actuators

Can I use a higher temperature limit switch instead of the 100-120F model

Lennox 52W29 Flame Sensor Ensure all old gasket materialThe Lennox 52W29 Flame Sensor is a critical safety component designed for precise flame rectification in residential gas furnaces. As a high performance OEM furnace flame sensor, it specifically monitors the burner's flame status, converting heat into a microamp signal that the integrated furnace control board processes during the ignition sequence. This Lennox furnace replacement part is the primary 52W29 flame sensor replacement for legacy models,