Thank you very much. I'll look into it. The heating can run without hot water, so I assume it's run by motorised valves. I had a gas engineer do a service last week and he suggested that the thermostat on the copper cylinder might be malfunctioning, but he said it could be any number of things.
Thank you for your reply. Sorry for breaking the rule. I'll be careful in future. I have an old mechanical programmer installed that uses pegs for setting the timer. It's very old and the numbers are fading. The thermostat is a wired-in plastic dial in the corridor which is the coldest part of...
Hi, I already bought this Salus RT500RF for £27 on Amazon and then I realised that it doesn't control the hot water. Would you recommend me returning it and buying something like the Drayton LP722 or is there a digital programmer that I can buy that will work with this and allow me to set the...