While you wait for answers, we may have found some information which could help you.
Success
Message
Boiler cycle?
Worcester boiler dripping water?
Remove cover off gas boiler?
Remove boiler cover?
Greenstar 24Ri boiler, fast flashing - can I reset?
How do i stop the time from flashing on the Siemens RDJ100RF?
How to fix my fireplace?
Vaillant ecotec 831 plus?
Siemens RDJ10RF thermostat problem?
Oil fired boiler thermostat?
Worcester 30 Cadillac combi boiler won’t fire up and the EA?
One radiator in a bedroom is always cold?