While you wait for answers, we may have found some information which could help you.
Success
Message
Remove cover off gas boiler?
Boiler cycle?
Worcester Bosch 532/i Combi Boiler?
British Gas 532/i Gas Combi Boiler?
Fan tries to run every 15 seconds then stops immediately?
Remove boiler cover?
Vaillant ecotec 831 plus?
How to fix my fireplace?
Siemens RDJ10RF thermostat problem?
Worcester boiler dripping water?
How do I work my Storad storage heater?
Vaillant F22 fault?