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heating

A central heating system provides warmth to the number of spaces within a building and optionally also able to heat domestic hot water from one main source of heat. It is a component of heating, ventilation, and air conditioning (HVAC) systems, which can both cool and warm interior spaces.

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  1. jcsawyer

    H37XL and Greenstar 12i - Can't get the heating zones to work!

    Hey folks! I have been trying to get my heating up and running properly but I have had some trouble. I bought a new house this year and I have only just got to the point where I'd like to use the heating a bit. The house has two honeywell thermostats (Picture attached) one upstairs one...
    • jcsawyer
    • Thread
    • can't central heating system forum greenstar h37xl heating plumbing work zone zones
    • Replies: 5
    • Forum: Plumbing Zone
  2. H

    Hot water stays on, heating working fine.

    Hello, we have problem again with hot water staying on and getting very hot. Looks like motorised valve stuck once again. If I take the head off, can I control hot water by turning valve with pair of pliers until new hear arrives?
  3. L

    Boiler firing for hot water but not for Heating

    Hi, I am having an issue with my conventional boiler not firing up when my thermostat calls for the heating to be turned on. I have a Hive Thermostat and Receiver which seem to be working well. The lights turn on on the receiver as per schedules. When hot water is called for the boiler fires up...
  4. N

    Main combi 24 HE, heating starts and stops

    Hi All, Hope someone can help with this one too. Main combi 24 HE, heating fires up as normal then stops after about 30 seconds. Any thoughts? Hot water works fine.
  5. J

    Diagonal Heating Zones!!

    Hope someone can help. I have dual zone heating in my new build. I have a TPOne-M downstairs and a TPOne-B in the master bedroom upstairs. When I turn on the heating using the downstairs TPOne-M it heats up half of the ground floor, kitchen/diner, hallway and then 2 of the bedrooms upstairs...
    • justasking
    • Thread
    • central heating system forum heating plumbing zone zones
    • Replies: 48
    • Forum: Plumbing Zone
  6. Damo33

    Solid fuel back boiler not heating the rads - HELP!

    Hi all, I'm really stuck with an issue I have with our soliud fuel back boiler system and my novice understanding is pretty much out of ideas so I'd really appreciate some advice. We've recently moved into a new place that has the hot water and central heating powered by a stove in the lounge...
  7. R

    First Underfloor heating install advice and tips

    Got an underfloor heating to install and Ive done a few repairs on manifolds etc but this is the first design and install for me. Advice and tip requested. The job is a kitchen extension with under floor heating this .will be added to the existing rad heated house. The new heated areas will be...
  8. P

    Cutting on a fropen central heating pipe

    Hi, looking for advise about freezing a pipe on the central heating system. I’m adding a new radiator to the system in another room and thought that a good way would be to freeze the pipe where I need to take off and return to the other pipe. I will be using push fit joints. My question is if I...
  9. N

    Heating and water system

    Hi I am trying to get my system as efficient as possible but am a bit baffled by how my system operates. I have a regular boiler, nest control and an unvented water cylinder. So a few days ago I noticed my boiler had an F1 message and the pressure had dropped so basically I guess it wasn’t on...
  10. R

    Megaflow pressure high. Leaking from overflow pipe when water heating

    Hi folks. I've noticed recently that water is dripping from my Megaflow overflow pipe outside coinciding with the time the heating turns on to heat the water. Whilst the water is dripping, the pressure on the Megaflow is reading around 8 bar. Dripping from overflow stops and the pressure...
  11. A

    Can u bung cold tank 2 create a vacuum on single pipe heating system

    Need to adjust some pipework for new radiator but both the branches for old radiator came off the same pipe. Will this create a vacuum for me to move the tees further apart then rejoin up?
  12. Muskopia

    What to do with my Central Heating pipes in this scenario? *Help*!

    Hi. This is part of a narrow L-section of an upstairs bathroom in a house I'm renovating. The toilet sits here. I forgot to take a pic whilst up there, so I've drawn a diagram. Black = walls Brown = joists Blue = CH pipes (hopefully) - they're already notched in this location but unused. I...
  13. M

    Floor heating timer on boiler

    I'm trying to use an underfloor heating programmer/timer on my Worcester Boiler to control the central heating ? The switched output from the programmer is 240v at 16amps yet it will not fire up the boiler ? I cant understand why. Thanks
  14. D

    No Hot Water Flow After Heating.

    I'm after some guidance if possible please. I have a fortic F1 vented direct cylinder with an instant immersion and an economy 7 immersion. A couple of weeks back I lost all hot water flow when I got up in the morning so suspected a blockage or maybe an airlock and reported it to my landlord...
  15. A

    No hot water to kitchen tap only or central heating

    Hi, I require some advice on two issues. I have a Worcester 24cdi combi boiler, my kitchen mixer tap only gets hot water when I turn central heating on. The toilet hot water works without needing to turn central heating on. I recently increased the boiler pressure from below 1 to 1.5, could...
  16. N

    What is this heating system

    I am trying to buy a house and it has this system installed. In pic . It’s a one bath house why does it have all that. It’s four bedroom house total heaters 12.what is this cylinder and what is that motor.do you think this house might have some water pressure problems.please guide Thanks. Nee
  17. B

    Oil Heating staying on when clock is off

    Hello, My heating is coming on when the clock is off and typically this has been a motorised valve failed but i have checked both valves, (i believe both replaced in last two years and the manual levers are solid i.e closed). Now what is strange is that full heat gets to the radiator closest to...
  18. M

    Baxi Combi Boiler (Duo Tec) - water not heating

    Hi all I’m having a problem with my Baxi combi boiler and wondering if anyone is able to help. In short, the water isn't heating. A few months ago (c.2 months) my Baxi combi boiler had an issue where the hot water would go hot and cold on a regular cycle; it would get hot, then cool down, then...
    • mtaylor39
    • Thread
    • america baxi boiler central heating system combi combi boiler heating not heating usa water
    • Replies: 2
    • Forum: USA
  19. bill90

    Boiler OK - No upstairs Heating

    My boiler is fine and I am getting heating downstairs and water on demand up and down. On the upper thermostat when i manually ask it to come on - the boiler is not getting the demand. The electric motorised valve is making a racket so I am thinking it might be to do with that. When the...
    • bill90
    • Thread
    • america boiler central heating system heating upstairs usa
    • Replies: 1
    • Forum: USA
  20. A

    Underfloor heating enquiries

    A friend wants a radiator moved but has underfloor heating in the kitchen. Do I need to drain the underfloor heating down or is it completely separate
    • Anonymous
    • Thread
    • america central heating system heating radiator underfloor underfloor heating usa
    • Replies: 1
    • Forum: USA
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