good evening all,
my boiler is potterton . the release valve with red cap (above the gauge) on expansion vessel is leaking water. I have now released the pressure to zero and it is still dropping water.
what is wrong with it and what can I do?
thank you very much in advance for your help
my boiler is potterton . the release valve with red cap (above the gauge) on expansion vessel is leaking water. I have now released the pressure to zero and it is still dropping water.
what is wrong with it and what can I do?
thank you very much in advance for your help