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