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LH680014 LH680534 Furnace Flame Sensor
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Regular price
$14.67
Regular price
$16.29
Sale price
$14.67
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LH680014 LH680534 Furnace Flame Sensor
Key Features
- Monitors the burner flame to ensure safe furnace operation
- Signals the furnace control board to shut off the gas valve if a flame is not detected
- Durable construction for long service life
- Two-piece design for installation flexibility; connect pieces prior to installation
Replaces / Cross-Reference Part Numbers
- LH680534 (direct replacement for LH680014)
- LH680014
- LH33WZ511
- LH33WZ515
- LH680012
- PFS014
Compatibility & Fitment
- Fits specific furnace models from brands including Carrier, Bryant, Payne, and Day & Night
- Commonly used in models such as: 340MAV, 345MAV, 350MAV, 355MAV, 373LAV, 58MXA, and others
When to Replace
- Furnace burners ignite but shut off after a few seconds
- Furnace fails to ignite, resulting in a system lockout
- Visible corrosion or carbon buildup on the sensor rod that cannot be cleaned
- Diagnostic error codes indicate a flame sensor fault
Installation Tips
- Disconnect electrical power and shut off the gas supply to the furnace before servicing
- Handle the new sensor by its ceramic base to avoid contaminating the metal rod
- Ensure the two pieces of the sensor are securely connected before installation
- Confirm the sensor is properly positioned in the path of the pilot or main burner flame
