Maytag
Intermittent Flame Sensing
Furnace cycles on and off with loud clicking from the control board but burners do not stay lit.
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Safety Warning
This repair may involve working with high voltage components or water connections. Always unplug the appliance before removing any panels.
If you are not confident in your ability to perform this repair safely, we strongly recommend contacting a professional technician.
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Possible Causes
Dirty flame sensor, Poor burner ground, Loose flame sensor connection, Weak flame due to low gas pressure
How to Fix / Troubleshooting
Safety: Turn off power and gas before removing the flame sensor or burner components.
Steps to check:
- Clean flame sensor: Remove and gently clean with fine steel wool until shiny. Reinstall firmly.
- Check connections: Ensure the flame sensor wire is tight at both the sensor and control board.
- Inspect burners: Clean burner ports and ensure a strong, steady blue flame.
When to call a technician: If the problem persists, a professional should check microamp flame signal and gas pressure.
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Repair Difficulty
Medium
3/5
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