thermostat wiring

The thermostat is no longer working correctly as it puts the heating on regardless of what we set the temperature to and we want to uninstall it and return to using the boiler thermostat instead. How do we do this please?

Hi, Wondering if some kind person on here happens to know whether my Honeywell cm907 thermostat can be swapped out for a Nest E thermostat? Currently I have the honeywell connected to my gas combi boiler and the thermostat controls the heating alone. The screen on the honeywell has failed (a...

Hi, I plan on installing a Nest Thermostat E with Heat Link to my property however can’t seem to match up the wiring on the apps instructions. The property was built last year and has air source heating installed, I have, in the cupboard some sort of tank with a Daikin control panel. I have...

I’m looking to change a Honeywell T45 to a Honeywell T6R HW. Y plan system boiler with existing thermostat in the hallway and control box next to the boiler. Can anyone tell me which wires go where and which ones will become obsolete when I take out the old rotating thermostat from the hallway...

I’m looking to change a Honeywell T45 to a Honeywell T6R HW. Y plan system boiler with existing thermostat in the hallway and control box next to the boiler. Can anyone tell me which wires go where and which ones will become obsolete when I take out the old rotating thermostat from the hallway...

Hi, Im looking to purchase a smart programmable thermostat to replace an old Honeywell T6360B, which as you can see from the pics no longer has any print left for temperature setting (was like that when we moved in!) and is pretty hit and miss clicking on and off! 20200129_224658 by DeanJenx...

Looking for some help / guidance to replace our existing Honeywell cm921 thermostat with a Hive. I've removed the faceplate and there is a red wire connected to A a yellow wire connected to B and a blue wire going to one end of a terminal. I can also see a green/yellow wire behind this not...

Hi I’ll do my best to explain the issue but I’m far from knowledgeable and hope someone may be able to help with this (y) I have a digistat + 3 thermostat in a static caravan the screen has gone off, meaning I can’t control the heating Having looked on google, a few people have suggested...

Hi all, Firstly i want to thank you all for reading this, I'm pretty stuck so any help would be amazing. I currently have an Independent c24 combi boiler. This boiler has never had a thermostat fitted so had the original red cable connection, the boiler has only ever had the timer switch...

Hi, I wondered if you can replace a digital thermostat timer with a old style analogue timer? I ask as my wireless one is not very great and i would like to set more times and temperatures per day than my thermostat will allow me. I used to have a analogue one years ago and was happy enough. My...

Good evening to all, Need a bit of help on installing a Hive Active Heating Thermostat, or to be more precise fixing a very sloppy work by a "cowboy" electrician at a friends house. So here we go. System comprises of: (1) Trianco Aztec Boiler (2) Separate hot immersion heating water tank (3)...

Hi All, I would like to replace a Honeywell room thermostat with a Drayton Wiser (I'll also be replacing the radiator valves later). Can I just confirm that: N & L stay the same 2nd L to A loop in the Honeywell should now be L to 1 in the Drayton 2 in the Drayton stays empty B in the Honeywell...

Hi wondered if anyone can help can i connect a Floureon byc17.gh3 thermostat to glow worm ultracom 30cxi the old thermo was honeywell not sure what module I've added photos if that helps

So I decided to swap my old Salus RT500RF thermostat with a new Nest gen 3 thermostat. I thought it would be case of swapping the boxes over but I’m not sure the wiring is correct or if I’ve got the wiring correct. The boiler it’s connected to is a Vokera by Riello easy heat plus 29 c The old...

Please don't shout. I have read, searched etc but nobody appears to have the same Honeywell as me! Currently got a wireless Honeywell now, so took a look at the box on the wall (coming from boiler) and only seems to have a couple of cables, yet the nest seems to have a fair few sockets and...

Hi I want to replace a 3 wire Sunvic/Honeywell TX2259 thermostat with a 2 wire Neomitis RT0. I've read a number of posts which look like they explain the wiring requirements but I just wanted to make sure. The current 3 wires are Brown=Live (connection 3), Blue=Neutral (connection 4), and...

Another hive thread! Hi all wanting to replace my current digital timer/thermostat with a hive V2. I have a Worcester Bosch Green Star 30si Combi boiler. My current setup is as shown in the attached image. The thermostat is in my landing and boiler is in the garage. The boiler connects to a...

Hi, I ordered a replacement RMT230, but when going to replace the old one, my old thermostat has 3 wires whilst the replacement does not have the terminal for the Neutral wire (Blue) which goes to the accelerator. My question is, can I simply make the neutral redundant? If so, what effect...

Hello everyone, I've got an issue with my current thermostat Swtichmaster SM300 when on it buzzes like hell and setting the timer is just terrible. I want to upgrade to a Salus RT510RF but I just wasn't too sure about all the wiring and wanted to double check. By the thermostat controller...

Looking for advice on UFH as well as general heating system. We have made the choice to get water underfloor heating in the middle of our refurb works for the kitchen. Rather than placing PVC pipes in plastic castellated floor panels, we will have them routed between joists and on top of...