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thermostat

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  1. C

    Honneywell Thermostat showing low temp and Frost Mode

    Hi My thermostat usually shows a room temp of between 18 and 20 degrees However occasionally it is displaying FROST MODE and showing low temperatures. Basically when it goes like this we can either have heating on or off with no control which is very annoying! Can anyone advise, I have...
  2. D

    Fitting a new WiFi thermostat

    Hi I'm not a plumber but a DIY'r, so wondering if any of you could help me out please. I have bought a static caravan and it has a 'Ariston E-Combi Evo - 24EU' boiler in it but this has a thermostat which is fitted to the boiler itself. I wuld like to change it for a WiFi one so I could put it...
  3. C

    What Smart Thermostat for a 2 Wire Connection? Currently Honneywell

    Hi all, new to the forum. I currently have a Honneywell c901 thermostat set up to control my combi boiler. I've been looking to buy a smart thermostat to replace the honneywell but when I removed the panel, I see it only has two wires, I hear there are usually 4 wires or more. Any advice...
  4. stuarth

    recommend wireless room thermostat & programer

    Looking for a wireless room thermostat & programer for a customer that is not worried about smart controls but rather ease of use and reliability, what would you recommend that won't break their bank?
  5. E

    Underfloor Heating Thermostat in Bathroom

    Hi, Is it allowable to install an underfloor heating thermostat inside the bathroom but outside any of the listed zones? We are having a room converted into a bathroom and there is no suitable place directly outside the room to install it, however the new bathroom itself is about 3m x 3m and...
  6. M

    Danfoss CHRONO setting

    I’ve recently had a new boiler and one of your thermostats installed a Danfoss RET1000 B/M/MS thermostat Is it normal for the thermostat to fire up the boiler for 3 minutes and then turn off for another 4 or 5 mins and then come back on for another 4mins etc 24 hours a day once it has hit the...
  7. A

    Thermostat/Control box help

    Hi all. I'm trying to fit some smart thermostats but they require a mains connection. I have the wiring in place from the existing set up (battery powered thermostats), but they have no mains voltage going through them. The wiring goes to a Danfoss WC4/B wiring Centre as the central heating is...
  8. 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...
  9. 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
  10. 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...
  11. 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...
  12. 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...
  13. 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...
  14. 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 .
  15. 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...
  16. 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...
  17. 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...
  18. 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...
  19. Leesparkykent

    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...
  20. 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...

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