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367 results
Sorted by:
12-08-2025
02:10 AM
1 Kudo
Hi there, Can anyone help me please? My Heat Link (about 2 years old) is dead with no lights at all. I have tried everything in the instructions/chats but nothing changes the H71 or the lack of l...
11-12-2021
08:38 AM
2 Kudos
Hi all, I'm from the UK and have a Nest Thermostat purchased in February last year. The heat link (2nd Gen)appears to have died after being installed for 18 months. We've confirmed there's 230v m...
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06-25-2024
02:12 AM
1 Kudo
Hi,
a few days ago our 3rd gen Nest thermostat (serial number ################) showed the error code h72. I checked the heat link and it looks pretty dead to me. No lights, even after complete p...
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02-13-2022
07:34 PM
Heat link went dead from yesterday . Its first started yesterday 13-FEB-22.Emergency engineer from John Lewis home emergency service visited and he said its completely dead. It was i...
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04-03-2022
08:38 AM
Hi, you have locked the previous thread I raised on this topic, so I have opened this one as I have not got a resolution. I have been on holiday, so did not respond straight away, please do not lock ...
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- Labels:
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Heating Issues
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iOS
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Nest Thermostat
07-12-2022
06:39 AM
Hi, My Thermostat is showing "Failed to connect". On the heat link, no LED is on. I've tried to power cycle it, held the main button, but it stays completely dead. The standby LED on the boiler is l...
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07-01-2024
11:26 AM
Hi all, my 3rd Gen Heat Link is dead. It was installed around 2022 with no issues during these years but today i realized in the learning’s screen the H71 error. I checked the heat link and s...
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03-09-2022
11:59 AM
I'm from the UK and have a Nest Thermostat purchased in November 20. The heat link (3rd Generation) appears to have died after being installed for 16 months. We've confirmed there's 230v mains to t...
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04-16-2023
12:09 PM
Hi there, Seeing a lot of similar issues here, but came back home today from a few hours out and I've got no LED's on my Heat Link (Installed: 25/05/2021) and unable to connect with the NEST b...
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04-27-2022
04:20 PM
Hi, Heat link appears to be dead. Getting h71 error on thermostat, have no lights on heat link. But checking mains voltage, there is still mains power to the device and when trying the mini usb c...
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