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If you have a second hand heat link please let me know? Thanks for all your help

That's a really good idea, unfortunately my boiler is the worchester 4000 which doesn't support open therm. Can I still get t1 and t2 to work even though my boiler doesn't support open therm? Thank you

I did here the click when the tempt goes up, so not sure what's wrong with the relay, have half a mind to try and unsolder the relay from the hot water and move it the heating side as I've got a combi boiler and the water water side isn't used.

Yes and Nest won't send a replacement as warranty finished in October 2021 Surely these things are meant to last longer the a couple of years? They wouldn't even put me through to a manager. Point blank refused, saying I would be told the same thing. Shoddy Customer service from Google.

Did continuity test between 2 and 3 and coming up as connected. I also did a reset of heat link twice and reconnected to thermostat and its same problem.

I have a multimeter, neon screwdriver and voltage tester. I havent used the multimeter yet but terminal 3 is calling for heat constantly. I have a combi boiler with split floors, both nests are wired the same, one works and the othet doesn't. Yesterday I noticed I can't seem to remove the...

Was your nest heat link faulty at the end or was it just your wiring that was wrong causing you to have perminant live from terminal 3? Im having a similar issue and not sure if I've done my wiring wrong or if my heat link is faulty and needs to be replaced. No matter what I do I get live from...

Hi So I have a nest thermostat and and old kingfisher boiler. already put live and switch live together on the thermostat. When I adjust the temperature on the thermostat I hear something going on in the boiler like a pump working but the boiler does not fire and the radiators don't get hot...