Boiler error codes can be confusing and cause stress if you don’t understand them. As heating engineers, we know how daunting it can be when your boiler displays an error code, especially during the colder months.
In this blog post, we aim to demystify some common boiler error codes and provide insight so you can feel more at ease when faced with these issues.
One of the most frequently encountered error codes is the low pressure code. This typically indicates that your boiler's pressure has fallen below the optimal range, which is often due to a leak in the system or insufficient water levels. You may notice that your radiators are not heating properly, and you might hear strange noises coming from your boiler. As a simple fix, try re-pressurising your system using the filling loop. However, if the problem persists, it’s best to call a professional, as it could indicate a more serious underlying issue.
Another common error is the flame or ignition fault. This error indicates that your boiler is unable to detect the flame, which can be caused by several factors, including a blocked flue or a faulty ignition electrode. It’s crucial to address this issue promptly, as it affects the boiler's efficiency and could potentially pose a safety risk. If you find yourself facing this error, we recommend checking to see if the gas supply is intact and if the boiler's settings are accurately configured. If you remain unsure, professional assistance is the safest route to take.
Next, consider the high pressure error. While less common than low pressure issues, high pressure can occur if the system is overfilled or there is a malfunction with the pressure relief valve. Signs include water dripping from the pressure relief valve or an unusual hissing noise. If you encounter this error, the immediate action should include turning off the boiler and allowing it to cool. Always remember that dealing with pressure issues can be tricky, so enlisting a heating engineer to inspect the system could save you from potentially damaging repairs.
Sensor faults are another layer of complexity when dealing with boiler issues. Boilers utilise various sensors to gauge performance, and when these sensors malfunction, you may receive an error code. This could be due to accumulated dirt or physical damage to the sensor. If you find that your boiler consistently displays a sensor fault, it’s best to have it checked by a certified professional who can diagnose the situation and suggest the appropriate repairs.
Lastly, the flame/airflow fault code indicates an issue with your boiler's air supply. Proper airflow is essential for your boiler to operate efficiently, and a blockage in the air ducts can lead to this error. Checking for any visible obstructions near the boiler’s intake can often resolve the issue. However, for a more thorough inspection and cleaning, consulting a professional is always a wise decision.
In conclusion, while boiler error codes can cause significant worry, understanding them can alleviate some of that stress. Should your boiler display any of these codes, always take care to assess the situation carefully and don’t hesitate to get in touch for professional help where necessary.
Remember, here at South Yorkshire Heating Solutions, we're not just a service provider but we're also here to help you stay warm and safe!


