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  1. EricMark

    Nest, mind of it's own, DHW.

    I have no cables into the airing cupboard so no tank thermostat, during the summer months the intention was to have 1/2 hour every other day with boiler on, which is enough to get hot water to wash hands, with both Sunday and Monday with 1/2 hour giving an extra boost on Monday. The boiler...
  2. A

    Domestic Am I allowed to fit a Nest thermostat myself?

    As per title really. I’m considering buying Nest thermostats, I am confident I can install it appropriately but I don’t know if legally I’m allowed to. No formal quals but experience in wiring (for audio, not power) radio/recording studios. The current situation... I have a new build property...
  3. J

    Nest Hello transformer/chime.

    Afternoon everyone. A customer has just purchased this video doorbell and asked me to fit to the existing chime, but It appears to be incompatible. I only have mains and push button connections. There is no access to the transformer terminals. Does anyone know of an all in one transformer/chime...
  4. A

    Nest heat link help please

    Could someone please help me on the wiring: I have oil central heating and am looking to remove my programmer and replace with a nest thermostat, just need help wiring the heat link. Please see attached pictures Thanks
  5. U

    Baxi Bermuda Inset 2 and Nest Gen2 controller?

    Hello people, This is my first post here. I'm just lookig for a bit of advice as to whether it's possible for me to instal a Nest Gen 2 heating controller with my existing (old) heating system. I currently have a Baxi Bermuda Inset 2 back boiler which is controlled by a Potterton EP2002...
  6. M

    Solar charging nest box camera & battery

    Hi Apologies if this is dealt with elsewhere, but I haven't seen anything. I'm fitting a new bird nesting box which contains a wireless camera. It will be attached to a battery which will in turn be attached to a solar panel. I'm hoping to avoid the need to constantly bring the battery in to...
  7. G

    polypipe underfloor heating, wifi vs NEST

    HI all, got a holiday let that wants to control heating from their home as people leave it on etc. setup is s plan upstairs HW and heating(rads) , with stat up there for heating downstairs two zoned UFH, bathroom and Lounge ive priced up the polypipe stuff, new center and stats and its...
  8. L

    Replace Menvier M12 with Nest Protect installation

    Hi, I am currently replacing 1 of 4 Menvier M12 with a Nest Protect and need some expert advice on the (old) wiring. I have a Menvier M12 with the following wiring: Black - 0v (neutral) Red - 12v (live) White/Green - tamper zone Blue - zone (interconnect) Yellow - fire As per the Nest Protect...
  9. P

    Domestic Timeclock to Nest System

    Happy Christmas/Holidays to all. Want to replace the below timeclock with a Nest. System uses an oil boiler and an immersion heater for the water. Heating fully controlled by existing timeclock, no thermostats. Current timeclock: Hive Diagram: Am I right in saying I will replace...
  10. H

    Nest 3rd Gen works... Somtimes (Due-tec Combi)

    Ive searched quite a bit for this problem but cant find anyone else having a similar experience. Installed a 3rd Gen Nest on a Due-tec Combi HE a Range boiler. It had no existing thermostat on it. It was controlled by a Multifit Integral 24 Hour Electro-Mechanical timer. Everything works great...
  11. K

    Nest Hello Doorbell help

    Hi, Just about to embark on installing a Nest Hello Doorbell. There isn't a doorbell at the moment (no door bell, no doorbell chime although during the renovation cat 6 cable has been laid ), I have got a 8v-24v transformer...
  12. Sean Hill

    Replacing an existing thermostat with the Nest

    Hi, I'm having a look at how to install the Nest (3rd gen) I'm I wanted to have a shot at it myself before calling in a sparky. I have a boiler (Ideal Classic) in the kitchen together with a programmer. The existing thermostat however I think gets it's supply from the wiring junction up in...
  13. R

    NEST install on Heatmiser

    Hi. Customer has a Heatmiser UH8 with only 4 heating zones been used. Controlled by the slimline thermostat. looking at replacing the thermostat for 4 NEST and I’m an after a wiring diagram for the installation or guidance on installing the heat links to the UH8. Each zone has + A1 A2 - Y and B
  14. R

    Nest. Urgent question

    Evening all. Need some help please. Trying to install nest in my house. So.....current set up is Combi boiler and Honeywell CM907 thermo/programmer. Honeywell has 3 core running to it. Brown wire in A terminal of Honeywell Grey wire in B terminal of Honeywell. Test shows that the grey wire...
  15. D

    Installing Nest 3rd Gen

    Hi all, I just installed the Nest 3rd gen into my new house, which was a bit of a mess - everything was wired straight into the old Honeywell ST7100 without any sort of junction box. It’s a Y-plan system with a (very old) Glow Worm 35F boiler, a Honeywell V4073A1039 valve and a UnitFive pump...
  16. S

    help installing nest. 3rd gen, zonal.

    hi, bought a nest term hoping it would be easy enough to install but what do you know, having a few issues i have 2 zones and hot water tank, but only installing one nest (for now) so wanted to replace current timer with heatlink. Took timer off wall and cant figure out what to do with wire 7...
  17. G

    Is Nest compatible with my wiring?

    Hi there. I'm hoping someone could advise if the wiring to my current thermostat means it will work with a Nest smart thermostat? It's currently a Honeywell T6360B1028. I've tried reading online, but the wiring to my thermostat doesn't match any of the diagrams I've seen online. Please can...
  18. Spunkywads26

    Is Nest a weather compensating system?

    As the title says........ I ask as a plumber/gas safe guy wants to fit a new Worcester/Bosch in my moms house and has said he is going to fit a Honeywell weather compensating controls system. However I would rather my mom have the Nest as it is really easy to use. The plumber guy then got a...
  19. CarlosMc

    Domestic Nest Hello Self Install Blown Transformer

    Hi All, Your head is probably melted with all the questions on Nest and Ring doorbells. I searched through the forum but couldnt find what I was looking for. Basically on the consumer unit I have already got a wired door bell transformer. This chap Technical Properties ST303 -...
  20. T

    Nest on a Glow Worm 30CXI Combi Boiler fitting

    I bought a Nest and think i know how to fit it but want to check. I have a Glow Worm 30CXI combi boiler so only need to connect the heating side of things up and not the water. I have located a pink and a light blue wire which appears to then connect to the wire which then links to the...