Recent content by WonderingB5

That's very helpful, thanks Ian!

Thanks very much:)(y)

Thanks for confirming it is the by-pass, it will be helpful when I'm talking to the installer again. Yes, I noticed when the installer adjusted the valve on the by-pass it altered the noise, so at least I'm a bit wiser now.

There are just two zones, for hot water and heating. The motorised valve to control the hot water is on the bottom left of the hot water tank photo, and the heating valve is to the rear of the tank on top ( I think). Reading the user manual I think the pipe shown below the boiler may be the...

Hello, I recently had an electric boiler installed (Elnur Mattira Mas 15). Boiler works quietly until the room thermostat temperature has been reached, but then goes through a "cooling down" process during which there is quite an audible sound of water circulating for about 20 mins. The noise...