,

F22 fault Vaillant ecoTec plus & exclusive – HELP

If a  F22 message appears on the boiler you will have no heating or hot water. This is not usually because the central heating system has lost some pressure (a little bit of water). It is nothing to be concerned about unless it happens regularly, if it does then it may be a boiler fault or a leak on the central heating system. Lots of systems will need filling 3 or 4 times a year. Adding pressure or filling is…...
Read More
,

F22 fault Vaillant ecoTec pro – HELP

You may get a F22 message on the boiler from time to time, when this happens you will have no heating or hot water. This is not usually a boiler fault but is because the central heating system (radiators, valves and pipework) have lost some pressure (water). It is nothing to be concerned about unless it happens regularly. Many systems will need “topping up” 3 or 4 times a year. Adding pressure is very simple and is a task most home…...
Read More