34
Ducane
Ignition Proving Fault
Code 34, ignition proving failure, burners light briefly or not at all
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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
Weak or mispositioned hot surface ignitor, Improper burner grounding on Ducane burner rack, Low gas pressure, Dirty flame sensor
How to Fix / Troubleshooting
Safety first: Turn off power and gas before servicing burners or ignition.
- Step 1 – Clean flame sensor: Remove and clean as previously described.
- Step 2 – Check ignitor position: Ensure the ignitor is correctly aligned with the burner flame path per Ducane specifications.
- Step 3 – Inspect burner ground: Tighten burner mounting screws and clean rust from contact points to ensure a solid ground.
- Step 4 – Professional gas check: If flames appear weak or unstable, a technician should verify gas pressure and combustion.
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Repair Difficulty
Medium
3/5
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