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