Boilers
Boiler fault codes with model scope safety boundaries and sourced next steps.
5 published entries
Published error entries
E133Baxi E133 fault: gas supply or ignition lockoutHigh· BaxiL2Ideal L2 fault: ignition lockoutHigh· Ideal HeatingF20Vaillant F20 fault: overtemperature safety shutdownHigh· VaillantF28Vaillant F28 fault: ignition was unsuccessfulHigh· VaillantF75Vaillant F75 fault: confirm the product family firstHigh· Vaillant