Recent content by twj42

Thanks very much for that Chris - very helpful indeed, answers all the questions I had, particularly liked the bit about the prv - exactly the issues I am seeing here. Thanks again.

Hi Having a problem with our boiler, an ancient Potterton Puma 100. It is working, but having a lot of trouble maintaining the right pressure. Pressure is around 1.0 at the start of the day, at 3.0 by the end, with plenty of water run out of the overflow. Plumber came yesterday, pumped up...