Ideal L5 Fault: Return Flow Temperature Too Low
When your Ideal boiler is showing L5, it’s alerting you to a problem with the return flow temperature-specifically, that it’s too low for safe operation.
Read moreWhen your Ideal boiler is showing L5, it’s alerting you to a problem with the return flow temperature-specifically, that it’s too low for safe operation.
Read moreIf your Ideal boiler is showing L3, it’s displaying the L3 fault code, which is a type of boiler fault.
Read moreThe Vaillant F64 error code points to a serious issue with the Main Printed Circuit Board (PCB)-also known as the boiler's PCB-housed within the electronics box of your boiler.
Read moreThe Vaillant F24 error code is a common warning on many Vaillant boilers, particularly Vaillant combi boilers.
Read moreThe Vaillant F23 error is a common boiler fault code that occurs when there’s a significant temperature difference between the flow and return pipes in your heating system.
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