Hi Eric, sorry from the picture of the existing thermostat, which wires would be Com and No - it’s not easy to tell as two wires are black and the other are live and neutral? Many thanks Alex
Sorry for any confusion, the photos show the current Vokera Wireless Programmable thermostat wiring that I am looking to replace with the Nest Heat link.
Hi, I am looking for some advice. I bought a Nest e Thermostat to replace the wireless programmable thermostat on my Vekera Maxim 29 boiler but I am not sure of the wire connections. The Vekera thermostat has L and N then two black wires connected to CN4 and the other to the adjoining block but...