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