Lennox 69W43 Flame Sensor Typical indicators include the valve

Typical indicators include the valve failing to reach full close-off

and 5) for straightforward wiring-in of HVAC compressor service and repairs

it provides exact gas metering that aftermarket universal alternatives often fail to replicate

allowing for flexible field configurations and reliable switching across 50/60 Hz frequencies

The kit features optimized linkage springs specifically calibrated for maximum close-off pressure

Lennox 69W43 Flame Sensor Typical indicators include the valveThe Lennox 69W43 Flame Sensor is a critical OEM safety component engineered for precise flame rectification within gas furnace burner assemblies. As a direct 69W4301 replacement part, this sensor features a high grade stainless steel sensing rod capable of withstanding operating temperatures up to 2190F, paired with a durable ceramic insulator rated for 1000F. When the furnace control board initiates the ignition sequence, the 69W43 detects the