Thank you, just tried that! Will let you know if it helped. I'm just curious how the fault could be related to the power cut this morning. Everything was working perfectly fine up until then and the boiler + heatlink are only just over a year old.
My electricity went out today but is fully back up and running. However, I can't get the radiators to heat up again. The hot water is working fine.
I have a Keston C35 and a NEST Thermostat. The thermostat itself and also the app seem to be working fine. I've reset and re-paired the heatlink to...