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