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?
How to fix my fireplace?
Vaillant F22 fault?
Boiler cycle?
Worcester boiler dripping water?
Remove cover off gas boiler?
Remove boiler cover?
Siemens RDJ10RF thermostat problem?
Vaillant ecotec 831 plus?
How do I work my Storad storage heater?