thermostat

  1. V

    Wiring Heaters to thermostat.

    Hi all! My current dilemma: What was three small offices is now one large one. So I have x3 DB's feeding x3 electric heaters on their own timers and built in stats. I need all 3 heaters on a single stat and timer to operate together and be tamper proof. My thoughts are to stick all 3 on one 25A...
  2. C

    Old and new Thermostat wiring

    old thermostat can I do away with terminals 2 and earth and install a standard common and normally open thermostat Old thermostat 2 neutral 3 normally open 1 common
  3. P

    DHW cylinder thermostat and cut-out.

    Hi again ...... I have inherited a central heating system which is oil fired and ancient (mid 1980's), but works perfectly so up until recently I had no reason to go looking for issues. The only ''new" part is the unvented DHW cylinder which, although it works, has NOT been installed in...
  4. B

    UFH thermostat feed what size cable?

    Hi all. I’m just planning out my electrics before boarding the new en suite. Can someone verify. Should a fused spur come directly from a socket or can I break in to a single cable using a Wago box? Also is 2.5mm2 cable ok to the thermostat? I’m not making the connections, I will be employing...
  5. I

    Rewiring fridge to bypass thermostat (for external control)

    Hi, I'm attempting to adapt a fridge into a homebrew fermentation chamber with a digital thermometer controlling the compressor via an arduino and relays. Initially, all I need to do is take out the thermostat and rewire so that the compressor always runs when the power is on, ideally with the...
  6. G

    Megaflo Y plan problem

    Hi there, I have a Megaflow wired to spec here (bottom of p21), i.e. in a Y plan with additional 2-port valve. When CH is on and the stat switches to satisfied, heating sometimes stays on, sometimes switches off as commanded. I thought it might be the 3-port's head so replaced that; is it...
  7. M

    Potterton EP2000 Room thermostat wiring

    Ok im looking at changing my Potterton EP2000 Room thermostat over to hive to channel to work with hw/ch .. the only problem is wiring no 5 . Which is I guess the switch to motorised valve .
  8. I

    Quick Thermostat Query

    Good morning all, Probably quite a simple question for all of those who use thermostats/temperature sensors regularly. I'm in need of a thermostat which has the ability to close it's contacts once the temperature in the room has reached a degree which is deemed too high. Do most thermostats...
  9. 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...
  10. M

    Relocating a remote wireless thermostat to somewhere out of range of boiler?

    Hi All, hope you can help. I've inherited a fairly stupid CH setup from the people who "renovated" my house before I bought it, and need to do something about the CH. Its 3 floors - "basement" with bedroom, shower room & access to garden. 1st floor - main living area, kitchen, sitting room...
  11. Midwest

    Smart Thermostat Recomendation

    I'm having some issues in my new property, with the installed Danfoss programmer, Danfoss TP9000 trouble shooting - https://www.electriciansforums.co.uk/threads/danfoss-tp9000-trouble-shooting.168830/ for those curious. When the developer has fixed the fault, I've decided to bin the Danfoss...
  12. L

    Netatmo thermostat and by home hub 6

    has any one managed to connect their WiFi on a Home Hub 6 to a smart thermostat? I plugged the relay in, at the end of the day about 2 meters from the hub....I couldn’t get the relay to connect to the WiFi. I’ve had this drama before with the same hub and WiFi cameras but can’t remember how I...
  13. HappyHippyDad

    Understanding the Heatmiser thermostat..

    Morning.. I bought the Heatmiser PRT-N thermostat to replace my standard analog thermostat. My existing thermostat has a PL, SL, N. I believe I should have bought the PRT, not the PRT-N. :oops: From the pictures is it possible to use this thermostat as in the wiring diagram for picture 3...
  14. D

    Help with thermostat

    hi am after some help with fitting a nest gen 3 to this boiler its a worcester danesmoor utility 15/19 oil boiler, this is the wiring behind the inbuilt programer. Thank you
  15. M

    Connecting a wireless thermostat to a glow worm boiler

    hi all , I’m after some help please , I’ve just had a glow worm boiler installed and wanted to add a wireless thermostat on , I just want to check how it would be wired , currently I just have a switch fuse spur next which directly feeds the boiler . There is a L N E RT ( room thermostat )...
  16. L

    Another HIVE thermostat wiring issues

    Hello All, New Hive thermostat has been installed. When you run the hot tap the boiler kicks in to produce hot water. However when called to heat the rads it will not kick in to produce any heat. I expect it has been wired up incorrectly. From the fused spur I have....... L N E From the...
  17. M

    Converting mains for Nest Thermostat HELP

    Hi, I was hoping someone could help me. I have recently brought a 3rd gen nest and installed it myself. I am currently using the usb stand however I want to mount the thermostat on the wall. I can't run cable from heatlink to thermostat, not possible. However in the kitchen near to a light...
  18. A

    imersion heater thermostat fault finding

    Hi all, hoping someone can offer some knowledge/experience of immersion heater fault finding. My parents-in-law's imersion heater stopped working, on inspection I found the time switch had failed open. Also the isolation switch neon indicator was dead. The heater itself had a good resistance...
  19. P

    Nest Thermostat Heat Link Wireing advice

    Hi, So bought my self a Nest and plan to give a go at instaling it over the weekend. I whiped open my currently installed digital programer and have this. Can anyone work out or give any tips on how to install the heat link to my current wiring??? at first look it dosnt look like it will...
  20. Baker1988

    Thermostat wiring help...............

    Hi i have got a thermostat its a plumb center room thermostat and the instructions are not very clear i have a 3 core and earth at the point to connect it and this is the drawing. I am thinking 1 live 2 neutral and 4 switch live but im honestly not sure
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