Recent content by rad121

I've got the same boiler and had the same problem. Changed the thermistor in March and it pretty much cure it. It was mainly a HW prob anyway, the heating was fine. Started doing it intermittently again in last few weeks and I turned the temp control down, i.e. resulting in increased flow rate...

Hi Is it possible to add a sludge treatment to a boiler without getting a professional in. I have just replaced a hot water thermistor/relay to my LS80 combi boiler as I was getting hot/cold/hot/cold water, before eventually the boiler would stay on and give hot water constantly It would...