Recent content by rujo

Thank you for that - it helps with my 'how to re-pressurize' question. It doesn't answer my first question though. Everything i read about the need to bleed suggests this is necessary when the radiators don't work properly whereas my problem seems to be that the boiler has stopped working...

I had a new Vaillant EcoTecPro installed by a registered Corgi fitter in August. System is gas. As of yesterday it has stopped working completely - no heating; no hot water. The LCD shows: F.75 instead of the temperature. The pressure gauge is high (it points to the red bit on the right-hand...