Recent content by chn

I will do when I get home. Another note, the pump is working and was on this morning pumping the hot water, so it looks like thats ruled out as well then? So I should check the above first. One thing though, I changed the room thermo but the guy in the shop said it was returned, no...

The pump is a Grundfos Twospeed, don't here anything from it, no vibrations and the pipes in and out are cold. Would this prevent the boiler from lighting up? Sorry to be a muppet but I'm new to all this.

Hi, hope someone can offer me some advice. Recently the boiler has failed to light up when I turn on the central heating via the programmer. If I switch on the hot water, the boiler lights up fine, but if I switch in the central heating the boiler does not light. I replaced the room...