heating

  1. C

    Heating systems with air source

    Hello , I’m trying to further my knowledge into UFH/Rad/HW valves heating systems with air source pumps. What is normally needed outside with the unit itself? Do people use a multi core cable to come out of the isolator? Also, where and what cables are needed to manifolds etc? I...
  2. A

    Central heating thermostat

    Hi all, my condenser boiler central heating has started to do strange things so I set about trying to diagnose the problem. When I got to the thermostat I found that there was no power to it, could anybody tell me where this is powered from please? It is an old system, almost 30 years old so in...
  3. A

    If one of the following smart TRVs will be launched, which one would you want?

    To be honest, we are a new smart thermostat and TRV manufacturer and are working hard to create our first thermostat, we want to make a product that users are loving and that is really useful to users, can you help give your feedback on these designs suggestions? Any help would be greatly...
  4. B

    underfloor heating and tandem breakers

    Hi, this is a bit complicated. We installed two separate underfloor heating system in our downstairs area. One at 240V and according to the manufacturer at 11.9Amps. The other one also at 240V and 9.7Amps. Because of the lack of space in the 200Amp panel, we connected them to two separate...
  5. Shaun H

    Replacement required, heating controller 40A Supply, it operates ceiling heaters above the plaster

  6. t01474

    Heating oil conventional boiler diagram

    A nice easy one for all the (many) people that are cleverer than me 🙂. Could you please point me in the direction of a wiring diagram for a heating oil fuelled conventional boiler? Customer has a large boiler installed which he's planning on using to CH / DHW his house and the attached house...
  7. kneo1812

    PTC heating elements

    Hello. I have been experimenting with some ptc heating elements, the ones that come in a rectangular aluminum extrusion. Its a 100x21mm that is rated for 110v and 230 deg c. There are great variety on aliexpress. I am interested in a temperature of 210 deg C but I cant find one specified in...
  8. D

    Central heating fault.

    So a customer changed his own stat and wired it wrong and blew 3/4 fuses. Then heating was stuck on so I changed the programmer and this resolved the problem so I think the short circuit had damaged programmer. Now 5 days later the the hot water isn’t heating haven’t been yet. All I can guess...
  9. T

    Heatmiser heating system issue. Online/on-site(£) help needed. Oscilloscope?

    Hi everyone We have a little problem with a heating system on one of the projects (quite big house in south Kensington) and we are looking for someone who might be able to help. I'll try to make it as short as possible. Heating system is based on heatmiser touch v2 thermostats sitting around...
  10. A

    Help changing the heating element in my oven

    The original heating element for my oven is no longer available and the replacement part has different connections. Im looking for advice if i can still connect this as a DIY project or should i get in a specialist? Ive attached photos of the old and new elements and connections, the original...
  11. K

    under floor heating 32amp final ring advice needed

    Hi all looking for some advice as a non sparky , be gentle :) To be clear I wont be doing the work myself , just want to be better informed. I already had an underfloor heating mat rated at 6.8A installed in my kitchen , this worked off a fused spur (13A) on the kitchens 32amp Ring final...
  12. N

    OSO hotwater boiler_Issue heating the water

    I currently rent a flat, which uses an OSO hotwater boiler to heat the water but it seems there is an issue heating the water and I thought to ask here in case anyone would have an answer before I ask my landlady to call an electrician. Attached is an image of the boiler on Pic1 and on Pic2 is...
  13. J

    Can I spur from the feed to a heating controller to include 6 soffitt downlighters?

    This heating controller is powered by 1.5mm T&E from a 6amp breaker. My question is can I spur from a this via a junction box in the roofspace to also power 6 soffit downlighters. I would like to install the dimmer switch in the place of the blanking plate. Can I just point out, I'm only...
  14. sajeel

    UK Heating for room ugent advice needed

    Hi Question for all those who can help, the dreaded bedbug has appeared from neighboring property infestation, was planning to heat treat each room and purchased 'Master Eko 3' which is 2.8kw with Btu of 11,260 and has air flow of 800m3/h, link below if needed...
  15. S

    Maxipod (domestic heating issue)

    Hi folks , I’ve been asked to take a look at a domestic heating problem , I’m hoping to get a bit of advice so I have half of an idea of what sort of issue i’m looking at .. basically the guy has put in a maxi pod . Don’t know much about them other than it gets a permanent feed to the cylinder...
  16. dfreitag

    Heating Wiring Problem - cylinder thermostat not working

    Hi there, I've had 4 plumbers & 1 electrician look at my problem (seemingly without dedicating too much time unfortunately), spending more than £1000 already 😣, but none of them has found the issue to my problem - that's why I'm reaching out to you! I have the below set up 1x gas system...
  17. K

    Storage Heating Replacement

    Hello, looking for some advice please. The storage heater in my livingroom has stopped working and I thought I would take the opportunity to replace the heaters throughout the house (4 in total), I am unsure what is best to replace them with, modern storage heaters, panel heaters, IR...
  18. P

    Off peak Heating contactor confusion.

    Hi. Can anyone offer a bit of advice please. I've got a customer who wants needs an upgrade to their consumer units. It is a bungalow that has a 3 phase supply. Each phase has a separate consumer unit. Blue and Yellow are being used for heating, and the Red is general domestic power and lighting...
  19. Rockingit

    Need to find a solution to heating water

    Not quite as daft as it sounds, this follows from my thread a day ago. I need to find an electrical (ideally, gas could also be an option...) to heat a plastic bath tub of water to around 45C, and then maintain it. I've rejected the idea of using those deathtrap looking immersible elements...
  20. J

    Old Honeywell heating system: no idea how to turn on.

    I've just moved into a new flat and for the life of me I can't figure out how to get the underfloor heating turned on. The thermostats are the old honeywell analgoue types like the picture below. I turned it up to the max temp, but the floor is still ice cold. I've also taken a picture of the...
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