Vaillant Ecotec Pro 24 boiler issue

[dazzyboy10]

when u say tvr, you mean like a control dial on it

 

[dancinplumba]

yes on the pipe to the rad turn it to max or full or 5.... shuoldnt have one on rad in room that has room stat

 

[dazzyboy10]

yeah they all have one apart from the hallway where the stat is

 

[martin110]

common problem is that pressure sensor is blocked with sludge if boiler fitted to an old system without cleaning first.