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  1. C

    Nest 3rd Gen | Heat Link | OpenTherm | Clicking but no heating

    He did actually do that for me, but it looked like a faulty OT harness on my boiler, rather than messing about ordering a new one to try i just said to leave as is. We both checked the settings on the NEST and changed the settings in PRO mode to OT etc but still nothing. OpenTherm is...
  2. C

    Nest 3rd Gen | Heat Link | OpenTherm | Clicking but no heating

    Thanks Muggles, might not have been the advice but if those are the rules then so be it. I actually went home and re-wired the NEST using the call for heat and managed to get everything working. Also called on a GAS Safe mate to pop round to check everything and other than the colour choice of...
  3. C

    Nest 3rd Gen | Heat Link | OpenTherm | Clicking but no heating

    Thanks for the response and advice. Looks like I'll have to get the engineer out! @ EFLImpudence thanks for the input :- I was briefly connecting this to check it was all working before cabling/connecting and terminating correctly. Thanks anyways.
  4. C

    Nest 3rd Gen | Heat Link | OpenTherm | Clicking but no heating

    Hi all, I'm looking for some advice on my self-installation of my NEST 3rd generation thermostat. I previously installed this set-up in my old property which had the same boiler and everything worked. Recently moved properties and set-up the nest again and my issues have begun... Just looking...
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