thermostat

  1. P

    Honeywell wireless stat DT92E

    hi guys, customer has no thermostat for his heating so he brought a Honeywell dt92e. I am trying to install it but can't link it up with the programmer (2 channel Drayton) I have wired the stat up with a perminant live and it fires the boiler. But I can't get it to work properly with a...
  2. O

    Installing digital thermostat

    Hey fellas, I've bought a digital thermostat to replace and old manual honeywell that's in a bit of a bad way. I've open both up to check the wiring but the new digital doesnt have an earth. I don't want to start messing with them until I'm sure where it should be placed. I've attached some...
  3. R

    Drayton digistat RF3 installation

    Hi, Since getting back into the trade a few years back have installed controllers for boilers with room stats etc & the odd new S plan system - infrequently & admit I am not well versed in heating controls though can follow a circuit diagram! Customer has asked me to install a Drayton digistat...
  4. 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...
  5. M

    Wiring A Bosch Combi Boiler

    Hi to all I need a bit of help please I hate wiring for heating but it's for my mate as the plumber hasn't sorted it Right he has got a new Bosch combi boiler and with that a linked in unvented cylinder I have no idea really how to wire it up and my mat has got both hives one for just combi...
  6. 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...
  7. 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...
  8. 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...
  9. 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...
  10. 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...
  11. 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...
  12. 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...
  13. S

    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...
  14. 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...
  15. 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
  16. 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
  17. 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...
  18. 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...
  19. 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...

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