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