Riello
Fuel Leak / Incomplete Combustion
Strong smell of gas or oil around the boiler or burner
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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
Loose gas union or oil line fitting, Leaking oil pump seals, Cracked flexible oil hose, Poor burner combustion adjustment
How to Fix / Troubleshooting
Safety: If you smell gas, do not operate electrical switches, do not use naked flames, and ventilate the area. Evacuate if the smell is strong and call the gas emergency number or your fuel supplier. For oil smells, isolate the oil supply and ventilate.
- Turn off fuel: Close the gas isolation valve or oil isolation valve feeding the boiler.
- Do not attempt repair: Fuel leaks must be located and repaired by a qualified engineer with appropriate test equipment.
- Do not use boiler: Keep the boiler off until it has been inspected and declared safe.
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Repair Difficulty
Professional Required
5/5
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