heating

  1. O

    Heating a large office

    How would you go about this realistically, the office is open plan and about 15m x 7M, grid ceiling with loft space above, windows and insulation is not the best and there are two offices, all single story with a central communal area with reception, toilet, kitchen etc. The client wants 8 x...
  2. the pict

    Horstman water heating contoller wiring

    I have two supplies into a new horstman e7 box, 1 from the offpeak water heating one from standard tariff boost do both suppies go to 1 and 2, 4 &5 linked, when wired this way boost RCBO trips ,if I remove the off peak it works albeit no off peak I fitted 2 new RCBO boards a while back but there...
  3. M

    Neutral issue wiring a smart switch for heating

    Hi. I am trying to replace a heating timer with a smart switch. The current timer is the type with a dial on the front and 1 to 24 written on it where you pull out the little lugs to set what time the heating comes on and how long it runs for, APT is the make. The wires coming from the wall are...
  4. E

    ALFASOL 3 Solar Heating Controller

    I came across this controller that is used to heat a tank located in the loft of a house. The controller seems to be faulty as all 3 temperature sensors are reading -20 deg C. I cannot find any documentation on this controller and wondered if anyone has come across it. Do you know where I can...
  5. Y

    MC against heating pipes?

    Noticed an old cloth wire coming down the brick wall feeding an outlet on the opposite side of our oil burner is all fray. Was going to replace it with MC but the plumber that was here doing work (why I was back there to take notice of it) mentioned there is some new local rule that they aren't...
  6. RF Solutions Ltd

    Install new heating systems? Ever had a missing cable run between a boiler and a pump?

    Do you install new heating systems? Ever had a missing cable run between a boiler and a pump? Using MAINSLINK - the pump overrun solution - you can avoid expensive cable runs when cables are missing between a boiler and a pump. When the MAINSLINK by the boiler has 230Vac live input, this...
  7. A

    New property - looking for help understanding the heating system

    Hello! I've just moved in to a new property with "all electric" heating system and trying to figure it out. The agency/landlord are of no help so trying here. Previously only lived in properties with the usual gas combi boilers so a bit lost. It's a one bedroom flat with two of us living here...
  8. A

    Electric underfloor heating

    Hi guys wonder if you can help. Just laid some electric underfloor(not going to connect it myself) it’s the loose lay stuff thin stuff. I spaced it 50mm apart as per manufacture instructions, but once it was self levelled it pulled a few wires in to more like 40mm in a few places. Is this a...
  9. littlespark

    Head scratching heating.

    I’ve been tasked with sorting the heating system at that big stately home… along with a heating engineer company who has about as much clue as I do. Over the years the system has grown, changed, reduced, god only knows. And there’s no drawings… not many labels, and half the original cables are...
  10. F

    Need relay advice for in floor heating

    I have a customer that has 3 heating mats under the tile. This was installed a while back and a relay was used. I measured a 21 amp draw for all 3 mats. I installed a new thermostat that is wifi enabled and it worked well for a while. However I am now throwing a code that says that the...
  11. J

    Trace heating cable - testing issues

    Hi , Wondered if anyone can help , i currently install and test Trace Heating Cable on Mechanical Pipework for Frost protection . Recently our Clients are asking for a recordable test that states cable lengh of the circuit and a test to determine if there is a fault in the cable. Currently using...
  12. zarrin

    Rewiring unorthodox S plan to a standard setup (central heating & Hot water)

    Hello there, I’m in the process of mapping out a relatively standard S-plan system for my parents central heating and hot water system. Not sure exactly who set this all up in it’s current layout however it is certainly non-standard in several ways and is very inefficient and expensive to run...
  13. B

    DIYer needs help. Lamona built-in oven not heating

    Hello. The built-in oven is not getting hot. I took a look inside and see just one heating element which is at the top. It's a three-pronged one. Is that the only element for both grill and oven? I don't see anything else in the interior of the oven by way of electrical parts. The light works...
  14. Jurassicsparky

    Dimplex Duoheat problems

    Hi all. I have a customer, manager of a retirement home and he's having problems with the original heaters. The existing heating in the multi apartment building consists of Dimplex Duoheat storage heaters. They are starting to fail on a regular basis and the spare parts have been discontinued...
  15. 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...
  16. A

    Dynamic power control for HW cylinder heating

    I would like to know if it is possible to dynamically control the available current to Hot Water cylinder that has 3 x 4.8Kw immersion heater elements. The house supply is single phase 63A supply. When something like a jug or oven is turned on, then I wish to the HW cylinder load to be...
  17. 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...
  18. B

    Y Plan heating and UF heating controls

    Hello Guys, I was wondering if any of you nice chaps could lend me some advice. So I have an open vented heating system with a 3 port valve (Y-Plan) and had a new heatmiser underfloor heating system installed with wireless thermostats. I keep having issues with the synchronous motor that...
  19. 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...
  20. M

    New kitchen install over existing wet underfloor heating

    Hi, I'm getting renovations done to my home, including an existing extension which already has wet underfloor heating. We are moving a kitchen to this area from another room and plan an island with induction hob. We've just been told that it wont be possible to fit a hob on the island without...

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