Termet
Delayed Ignition
Water heater ignites with a loud bang or popping sound.
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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 or misaligned ignition electrode on Termet heater, Low gas pressure causing delayed flame, Excess gas accumulation before ignition, Blocked burner ports near igniter
How to Fix / Troubleshooting
Safety: Delayed ignition can stress the heat exchanger and flue. Address promptly.
- Clean ignition electrode: Remove and clean the electrode tip and surrounding burner area. Ensure correct gap and position as per Termet specifications.
- Clean burner: Have a technician remove and clean the burner ports, especially near the ignition area.
- Check gas pressure: A qualified person should verify gas pressure and adjust if necessary.
- Do not ignore: If banging persists, stop using the heater and have it inspected by an authorized Termet service center.
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Repair Difficulty
Hard
4/5
Required Part
Ignition Electrode Assembly
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