Recent content by DJPT

[/url] It's definitely the blue one in the middle on the top row

Thanks - I'll check that. I haven't programmed any times yet, so the boiler only runs when I manually switch "HW" on via the programmer (it's set to completely off at the moment). But - why is the water in the cylinder hot when the boiler downstairs hasn't been on at all? I can't see where...

No, there's just a pipe coming out of the top of the cylinder - the pipe feels hot too. There is a dial with numbers on it (a temperature control I think!) stuck to the side of the cylinder though - could that be it?

I recently bought a four year old house and I am trying to figure out how the hot water system works. In the kitchen there is a Siemens RWB9 control panel, there's also a Potterton Promax boiler too. Then upstairs in the airing cupboard I have a water tank. I'm having a problem switching...