My boiler trips to reset when the central heating comes on.
The hot water system seems ok, but boiler overheats and goes into an error state when the hot water is hot but there is a demand for heat from the central heating system.
I suspect it's the 3 way valve, am I right to replace this item?
The hot water system seems ok, but boiler overheats and goes into an error state when the hot water is hot but there is a demand for heat from the central heating system.
I suspect it's the 3 way valve, am I right to replace this item?