Search results

Thanks jackthom, am I right that terminals 1 & 3 on the programmer back plate are the right ones to connect to the boiler terminals?

I've got a static caravan with a Morco GB24ErP combi boiler, which has a built in tappet style timer for CH. I wish to add a Drayton Wiser system so as to have better control and more importantly be able remotely turn heating on when we are getting close to our holiday home. The boiler has a...