Description
62-23543-01 Furnace Flame Sensor – Pack of 2
Key Features
- Quantity: 2 flame sensors
- Sensing Rod Material: Metal alloy
- Insulator Material: Alumina ceramic
- Termination: 1/4 inch male quick connect
- Total Length (Mounting Flange to Sensor Tip): 2-1/2 inches
- Sensor Offset Length: 1-9/16 inches
- Sensor Offset Angle: 90 degrees
- Function: Detects burner flame for safe furnace operation
Replaces / Cross-Reference Part Numbers
- 62-23543-01
Compatibility & Fitment
- Designed for Hot Surface Ignition (HSI) and spark ignition systems
- Compatible with gas furnaces from brands including Rheem, Ruud, WeatherKing, Thermal Zone, and DuroGuard
- Mounts directly on the burner assembly or adjacent to the igniter
When to Replace
- Furnace ignites but shuts down after a few seconds
- Furnace control board indicates a flame sensor fault or error code
- Visible carbon buildup, corrosion, or damage to the existing sensor rod
Installation Tips
- Disconnect electrical power and shut off the gas supply to the furnace before servicing.
- Avoid touching the metal sensor rod with bare hands; skin oils can cause premature failure. Handle with clean gloves or a cloth.
- Handle the ceramic insulator carefully to prevent cracks or damage.
- Ensure the sensor rod is properly positioned in the path of the flame for accurate detection.
- Confirm all electrical connections are secure before restoring power.
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