termostat


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  1. 123

    Heating: Y-plan Cylinder Thermostat Installation And Replacement

    123 submitted a new resource: Heating: Y-plan cylinder thermostat installation and replacement - Heating: Y-plan cylinder thermostat installation and replacement Read more about this resource...
  2. M

    Nest 3rd Gen Thermostat

    Hi I have a Nest 3rd Gen Thermostat and am wanting to replace my old Danfoss T9000. I have remove the Danfoss from the wall however I have 4 Live and 3 Neutral wires plugged into that and can't work out where why or where they are supposed to go. Has anyone had anything similar or know what...
  3. D

    Under Floor Heating thermostat - Inside or Outside the Bathroom?

    Can someone with an understanding of the Regs help me with. I have had two electricians price up a job to install underfloor heating matts in my bathroom. One told me it is ok to have the thermostat and fuse spur in the bathroom and the other said it needs to be outside the bathroom. Ideally I...
  4. J

    Iboost and immersion heater thermostat

    Hi All, more by way of a query really, we had an Iboost (immersion heater proportional controller for diverting excess solar power) installed when our panels were put in last october and the thermostat recently failed on the immersion heater - in such as way as the Iboost keeps providing...
  5. A

    Install new R F Thermostat reciever.

    Hello I'm new to the forum and this is my first request for some help and advice please. I have a present a manual Honeywell room thermostat.. i am wanting to change this for a RF thermostat and reciever as I'm disabled and will save me having to go into another room to turn on the heating as...
  6. M

    Honeywell Thermostat Upgrade

    I - I am new here and tried a previous post by adding some attachments = that dont seem to have worked. My issue - no doubt. But I will try this once more if you could help please. I am hoping to replace an old thermostat with a new digital version and need help with the wiring please. If...
  7. M

    Thermostat Wiring (Honeywell)

    Hi All - Some advice please on replacing Thermostat and Wiring. System - Megaflo Water and Heating - Installed 2007. Original Thermostat - Dial type - Honeywell T6360B Wire Connections 3 BROWN Terminal 1 BLUE Terminal 2 BLACK Terminal 3 Above Thermostat replaced with Honeywell CM900 (Digital...
  8. I

    Nest Thermostat Installation

    Hello all New to this forum but hoping to get some great advise. I have purchased a nest version 3 thermostat with a heat link. My boiler is a potterton suprima 40, and has what seems to be a simple 3 wire programmer. There are only 3 connections for this programmer labeled CH out, DHW on, DWH...
  9. S

    Domestic Immersion Heater Thermostat scorching

    When I removed the cover from the immersion heater in order to adjust the thermostat I found the thermostat had very deep scorch marks and I could see sparks when I switched the power back on. However, both the thermostat and immersion heater still seemed to be functioning properly. I swapped...
  10. G

    Boss RF receiver portable thermostat heating controls

    Hi I had to get a new unit, my old one was a Honeywell where there was a flex from the boiler with 5 wires , three to one terminal and two to another. These are marked grey wire N brown wire L and brown L and other terminal is A brown B Grey and C no wire. The instructions are rubbish and I...
  11. J

    Wiring thermostat

    Would the wiring on this Sunvic cylinder thermostat Sunvic SA2452 Cylinder Thermostat 3KB Pic 1 be the same as this Sunvic 4KB Pic 2
  12. M

    Nest thermostat

    Hi I was wondering if anyone can help with, which wiring diagram I need to connect my best to my Worcester Bosch 15:19 heatslave? Thanks
  13. J

    Worcester Boiler and room thermostat

    Hi, I have a worcester oil boiler (danesmoor utility), it is run by a drayton lp522 timer and I have a room thermostat. The internal thermostat is set to the 3 (there are 5 positions). My question is; The boiler is firing and the radiators are getting pretty hot, but I have noticed on the...
  14. D

    thermostat & programmer wiring

    12 months a go I had a boiler replacement, I had an old ideal isar HE24 removed due to failure and an ideal mini 30 as a replacement. my old He24 boiler had a danfoss ts715-si programmer and a Honeywell r6660d wireless room stat . ever since the new boiler was fitted the engineer fitted it...
  15. amlu

    help needed - hive thermostat + vailant boiler connection

    Hello, boilers and thermostats are not my strong point. Can do following the manual, but unfortunately Hive model is not mentioned in the boiler manual... Been doing new electrics for a kitchen refurb, customer brought this new thing and I got a bit stuck on it. Got some pictures from both...
  16. V

    Heatmiser network Thermostat issues (EMI??)

    I have installed a networked heat miser fully zoned systems and getting a lot of EMI on the network which HM advise is causing me the issues I have (zones not wanting change tomp and the central controller not being able to adjust some zones at all, and the IPad app seeing 0 temp or the zones go...
  17. V

    worcester bosch WAVE thermostat on S-plan? is it possible?

    hi Just wondering if a worcester wave thermostat will work on a modern worcester bosch system boiler with a pressurised cylinder (1 x 2 port for heating, 1 x 2port for hot water/cylinder) I don't see how it will?, any help, thank you
  18. P

    Retofit Danfoss with Ecobee 3 thermostat

    Hi, I have a Danfoss programmable thermostat. I would like to retrofit this with a smart wifi thermostat; the Ecobee 3. Danfoss wiring manual: http://heating.danfoss.co.uk/PCMPDF/38161v01s7-06.pdf. Page 5-10 Ecobee 3 wiring manual...
  19. D

    Room thermostat. Why?

    I am having my old boiler (hearing only not dhw) replaced with a supposedly more efficient modern one. The engineer insists that, according to regs, he cannot turn it on unless there is a room 'stat. Since each radiator has its own 'stat this seems superfluous. He has suggested that I mount...
  20. L

    Adjusting French/Eurpean immersion heater thermostats - type THERM CE BIPOL 370MM

    Hi putting a little information back into the forum here, hope it helps someone. We have a cottage we rent out that has a 200 litre vertical pressurised tank with a 2.4Kw 3 phase ceramic wire wound element (this is in France btw). 20 years old and still amazing on the heating and heat...
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