Recent content by Buzz9991

Sounds like I need to start tracing voltages to see where the problem lies. I have (maybe rashly) bought another room stat and will fit this tomorrow and see if this resolves the problem.

Yes we have hot water, does this shed any more light

After reading numerous posts, I have checked the CH pump and it seems to be able to move quite freely, so not seized. Could the problem be the thromostat, even when the mains is connected to it, it doesn't click. Also if the water pressure was too low would it cause the boiler to...