thermostat

  1. C

    British Gas WL2 thermostat / receiver not pairing

    Hi all. I've done some digging around the web and on the forum and can see others have succeeded in reconnecting / pairing the thermostat with the receiver using the hive instructions here as the models are similar via a previous thread...
  2. J

    New Programmer for Vaillant Ecofit Pure 835

    Hopefully someone can make light of a simple question. My parents boiler has been replaced and checked out by a Gas Safe Engineer, but he was called away before installing the programmer/thermostat. He said we could fit this if we knew what we are doing (father former electrician). We were...
  3. Paulius

    New thermostat wiring

    Hi, I hope someone can help me with this. I just got new thermostat but I'm a bit confused with the wiring. Because my old thermostat have only 3 cables- L,N and call for heat cable. The new thermostat I know when to connect L and N but I don't know in which port I need to connect -call for heat...
  4. P

    Wiring a smart room thermostat to Vokera 29C

    Hi guys, I hope you can help. First of all, I researched a lot of info on the topic but before I proceed I want to be 1000% certain how exactly wire it. So, I need a simple yet smart room thermostat that I will be only using to switch the central heating on and off from my combi-boiler and...
  5. Carl31

    Thermostat clicking - every morning

    Having an issue in the mornings with myson MEP2C thermostat. Have it set on programme to turn on the central heating in the mornings. Heating turns on fine, but the relay inside the unit clicking on / off repeatedly. Can be constantly every second or over 10 seconds apart. Which turns the...
  6. Local Geezer

    Moes Smart Thermostat Wiring

    Hello, I'm trying to work my head around wiring new smart thermostat in, I'm tired of the house being stuck at 27 degrees, and so is the heating bill. Port 1 and 2 on the new thermostat "Dry" and "Contact", which I assume correlate to with the black and grey wires from the boiler? Whereas 3...
  7. B

    Siemens RWB29 + Remote stat?

    Hi, Happy new year all! I hope someone can help please; I have a Remeha boiler which heats radiators and a hot water tank. It is currently controlled by a Siemens RWB29 programmer, which can be used to set the water heating times and central heating routine. We have always nust pressed the...
  8. C

    ST620WBC Thermostat temp issue

    I have a Worchester boiler and just got the Salus ST60WBC thermostat which I have connected. However, it works in reverse order. Heating only comes on when the temperature set on the RF is lower than the room temperature (instead of the other way around). What can I do to sort this issue.
  9. G

    Honeywell System Issue

    Hi, We have recently moved house and now the weather has gotten colder, we are using the central heating a lot more. We are finding that the Honeywell DT92E wireless thermostat is showing the room temperature as 23.5 degrees even though we have the desired room temperature as 19.5. I have...
  10. R

    LUKEWARM Heritage Glastonbury Exposed Valve Thermostatic shower

    As an early Xmas present, our shower has decided to play up. Now runs lukewarm only so looking for guidance. The shower offers: - cold (first 60-deg turn of handle) - lukewarm (remainder of movement) Shower has been fitted approx 5 years. Hot ran from a Worcester Bosch combi. Cold appears to...
  11. A

    Combi Boiler to Nest , Please help!

    Hi all, Hope you are all well. Am trying to install a nest 3 gen in my flat with a combi boiler. I have a Honeywell timer ST6100A with a frost room thermostat and a combiner's boiler 24i green star junior. The timer controls hot water and the room thermostat controls central heating. I need help...
  12. B

    Replacing failed Danfoss 103 timer

    Hi, My flat has an old pumped central heating and gravity hot water system controlled by a Danfoss 103 electric-mechanical timeswitch. [Correction from ianmcd, below: It is not gravity HW. It is an open vent system with pumped HW]. No room thermostat. Hot water and heating cannot be switched...
  13. E

    Leaking at Thermostat on an Unvented Indirect Cylinder

    I hope someone will be able to help. This morning i found water all over the floor under the hot water cylinder and i traced the leak to one of the thermostats attached to the hot water cylinder. I have contacted a plumber who i have used before who is pretty sure it is a cracked cylinder (he...
  14. A

    Honeywell CM907 to Lyric T6

    Hi All, I'm trying to upgrade my existing Honeywell CM907 thermostat to a newer Honeywell Lyric T6 but can't quite figure out how to translate the wiring from one to the other. The wiring diagrams are attached - As you can see the CM907 has two wires going to it from the boiler but the T6 also...
  15. M

    Honeywell T3R anyone know how to change language?

    Had a look but can’t fathom out to change language, mine is in German for some reason. there is nothing on Honeywell website. if I do factory reset, will it need re-pairing to base unit? Tia
  16. N

    Possible to replace UT2 programmer with Nest thermostat E Heat link?

    I have a nest thermostat E that I want to install in a house without a pre-existing thermostat. It has a British Gas UT2 programmer connected to the boiler. Is it possible for me to replace the programmer with the heat link or will I need to install the heat link separately? Could anyone give...
  17. S

    Heatwell thermostat aube TH232 question

    Hi all, I have a few of these Heatwell Aube thermostats in a new property, for underfloor heating. None of them seem to be actually controlling the heating in any way. Its just not firing at all. I've had them checked by an electrician and he's confirmed that there is power, which makes sense...
  18. P

    RF thermostat receiver turning on then off again

    I have a Baxi 124 combi boiler with a Flomasta RF thermostat fitted. The boiler is still working fine for hot water, but when the thermostat signals for central heating the green light on the receiver shows but then immediately goes off again (twice, before apparently giving up). Is there...
  19. R

    3 wires into a 4 wire digital thermostat

    I want to upgrade to a digital thermostat but the manual says I need 4 wires when I only have 3- brown blue and grey. The thermostat says L1 N1 N and L. Please tell me where I put the wires!
  20. M

    Replace existing thermostat with WiFi version

    I'm planning on replacing my existing danfoss tp4/5000 with one of the numerous WiFi thermostats available from China. There are a few different designs but the contacts are more or less the same. Just want to clarify the following will work. Attached is a picture of my current thermostat with...
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