4 fault codes with plain-English explanations, severity ratings, DIY guidance, and repair cost estimates.
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Your boiler has detected a communication conflict between its internal electronic control panels, meaning it cannot currently coordinate its functions safely.
Your boiler is displaying a specific service or status code, which on the Ideal Isar usually indicates a temporary internal communication or sensor reading issue that may require a reset or professional check.
Your boiler has detected that it is getting dangerously hot and has shut itself down to prevent any internal damage.
Your Ideal boiler has detected an internal electronic or sensor glitch and has temporarily locked itself out for safety.
BoilerFaultCodes