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?
Vaillant F22 fault?
How to fix my fireplace?
Oil fired boiler thermostat?
How do i stop the time from flashing on the Siemens RDJ100RF?
Siemens RDJ10RF thermostat problem?
Worcester boiler dripping water?
Remove boiler cover?
Boiler cycle?
Vaillant ecotec 831 plus?
Remove cover off gas boiler?
Worcester 30 Cadillac combi boiler won’t fire up and the EA?