Recent content by C Bell

I lowered the water level in my expansion tank. Problem solved! :D Cheers

Artfuldodger, I have checked all of the above and none of them seem to be a problem. The heating system has worked fine for several years. Before I double check these, have you any other suggestions.

I have an open vented system. The expansion vent on my central heating expansion tank is constantly dumping hot water when the heating/hot water is on. I found gunk in the pump cleaned that out. I have put cleaner through the whole system. All radiators etc.. work fine. This overflow is...