termostat

  1. S

    Thermostats in each room?

    Anytime I've done a boiler/heating system for someone it;s just been ur usual one thermostat for the system. Now someone who wants a new system would like one in each room? Can someone explain to me how this would work or if it does as I'ver not heard off this before and think it's a bit over...
  2. L

    thermostat

    im going to connect a honeywell thermostat to a worcester boiler will the thermostatt still operate the boiler if i dont connect a neutral????
  3. F

    Thermostat

    a thermosatat is supposed to work as a switch and open and close as the temparature changes, so why does it need a neutral? can anyone help.
  4. D

    Extending underfllor heating thermostat

    Hi, i need to extend the probe and power cables to some underfloor heating, can i use 1.5mm for the probes and 2.5mm for the power? the stat is an aube floor sensor with no ambient sensor many thanks.
  5. H

    Installing thermostat

    Hi guys, I have been asked to install a thermostat on a friends boiler, i have noe experience with boilers at all, I am simply an installation electrician. Haven't had a look at the boiler yet so dont know what it is or what thermostat he is buying, but just wondered how difficult it could...
  6. L

    who connects the thermostat

    can you please give me some advice electrician has run a 3 core and earth from boiler to room stat honeywell 2360b who connects the stat and who connects to the boiler ??
  7. S

    Thermostat Help

    I am a second year apprentice and i'm looking to help someone out by wiring up a new thermostat, have a wee problem as i'm unsure how to, it is the danfoss TP5000RF Si range, i also have a wiring diagram if you follow the link ->http://danfoss-randall.co.uk/PCMPDF/RX1.pdf . Be much appreciated...
  8. S

    Central heating thermostat wiring

    Hi guys, I am currently on level 3 2330 at night school, and have decided I want to move my stat for my central heating as it is upstairs and I want it downstairs. My question is: the stat is wired in 3core and earth not sure whether 1 or 1.5mm - if I want to extend the cable do I need 1 or...
  9. S

    Wireless thermostats

    Hi I'm not familiar with central heating controls at all, but yesterday I was helping another customer in my local wholesalers and none of their digital thermostats in the catalogue where hard wired controls, they where all wireless and the only wired controls where the ones with the...
  10. A

    Relay Wiring For Fan Heater / Thermostat

    Help! I'm after wiring into a thermostat a fan heater so I have more control on what the fan heater is doing and when. Its one of those wall mounted air curtain type. Because the heater is 3kw I know I can't run this straight through the thermostat. Therefor I have purchased a relay...
  11. U

    wireless thermostat

    posted some questions ref a thermostat the other day. Just been given the replacement one by a plumber friend................! looked at the wiring diagram, live and neutral in im ok with. L1 = live feed to item to be controlled, ie the boiler L2 = changeover contact?????? Lx = common...
  12. U

    thermostat wiring

    had a call yesterday asking if i could replace a thermostat. it is a honeywell, the customer has got an exact replacement. the old thermostat has been removed and used at wholesalers to show model etc for replacement. Is there a standard for the wiring? ie will i find just a live, N and earth or...
  13. A

    How to wire a programmable thermostat

    Hi, I am wanting to change my old thermostat to a new programmable one (haven't chosen yet) but the problem is I only have a red and a black wire coming out of the old thermostat and all the new ones seem to need at least 3 wires. I do have a switch underneath the thermostat that turns a fuse on...
  14. S

    Wireless Thermostat

    Got a new one today, and the boiler ain't firing up now. Got power at the receiver as the light is one but doesn't seem to anything going out, even when I press the manual over-ride. Not got a multimeter on me so can't check for voltage going out. Maybe faulty receiver. Anything else it could be?
  15. O

    underfloor heating room thermostat

    Hey I've an issue with a rehau thermostat that is used for an underfloor heating system. This goes to a distribution controller and then to actuators x8 (however it seems to only actually run 2 of them) to allow the flow for the heated water :p anyways my question is are underfloor thermo's...
  16. H

    Thermostat not working!

    Firstly I'd like to say hello. (sorry i know there is a separate forum for this) I am currently only on my level three 2330 at the moment in night school and not yet working in the trade so haven't got the hands on or problem solving experience yet but have found reading these forums insightful...
  17. L

    suggestions on possible solution to problem caused by wireless thermostat and RCD

    Hi Guys Done a small job for a local heating engineer this morning just a simple FCU to the ring to supply the combi. Potential problem is this: The house suffered a powersurge last year and all credit on the meters was lost, the homeowner called out an electrician who also noticed the house...
  18. S

    Central Heating Controller/thermostat

    I was just wandering if anybody can help me. The controller to the combi has gone missing during a refurb all that is left is a 4c cable and the backplate. My question is that all the central heating controllers you see eg:siemens, honeywell ect will these be suitable or do i need to get a...
  19. J

    Thermostat

    Hello again....I have one question that is confusing me slightly I think im overthinking it?!) A mains operated room thermostat requires three conductors to enable it to operate correctly. Can you connect the thermostat to an existing two core and cpc cable and: a) Use the earth b) Use the...
  20. T

    Testing Immersion Heaters & Thermostats

    Hi Everyone Been asked to look at a immersion heater thats packed up, there are 2 heating elements one on ecconomy 7 and the other on normal. Could you please tell me how to test to find whats gone wrong. Would like to know how to test heating element and thermostat. Also is there a way of...
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