Recent content by Emilia

Apologies Vulcanocontinental, I wasn’t sure whether you’d be able to see my post here so posted on your profile. Have deleted it now. Thank you for additional info re: OpenTherm. I’ll have a look and hopefully will be able to sort it out. Many thanks once again Emilia

Thank you all for your help the other day especially to Vulcancontinental . I’ve managed to connect my new nest thermostat to Vokera boiler but is now coming up with an error H153 couldn’t detect OpenTherm connection. Any idea what this is for and what I should do? I have Vokera 25c Easi-Heat...

Ah I understand. So shall I just cut off the black plastic bit leaving bare wires and connect black and red to thermostat. What should I do with blue and brown? Terminate them?

Ianmcd thank you but what is and where is ‘Com’ that you’ve mentioned?

Ok thank you. What is PCB and where is it exactly? sorry! I really don’t know any of this so completely relay on your expertise .

CBW. Excellent! thank you so much. Your reply is very much appreciated So the last question is: what do I do with a black ‘thingy’ currently connected to manual clock as per …194.jpg Do I just disconnect the two and leave it as it is?

Thanks CBW. black and red go from the clock like on picture then joint in a black terminal ‘thingy’ also showing on picture and ends up in a boiler under CN5 (picture attached) The other 2x wires (blue and brown) divert from the black terminal ‘thingy’ and end up in the boiler in the great...

CBW so which Circe is M2 on my picture? And what shall I do with the red and black wire after disconnecting it? Just use the terminal blocks to close it off? Nest thermostat only have 2wires blue and brown so where exactly shall I connect them? to the same spot /terminal where blue and brown...

Hi all, I was wondering if someone could help me figure out where the thermostat (fitting nest e 2nd generation) wires should go in my Vokera boiler? It’s a 2 core wire which I connected to nest heat link on the wall and i am assuming it has to run straight to the boiler. Now, where exactly do I...