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central 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. A

    Understanding gas central heating system

    Hello everyone, We have recently moved to the UK, so really don't know much about gas central heating and boilers over here etc. So this is probably a very basic question but I just don't know! We are moving to a house later this month. It has a "wall-mounted gas-fired boiler for domestic hot...
  2. S

    How to test central heating pump?

    Happy New Year everyone! I need a little help on figuring out what's wrong with my central heating (CH) system. I'm in a new house, and I know the system has a single motorised diverter valve for hot water and radiators (rads). Problem is almost none of my rads get hot, except for 2 or 3 that...
  3. T

    Drain Central Heating System- when is it safe to switch Boiler back on

    Drain central heating system (water tank in loft) in a two storey house - ground and first floor when is it safe to switch the boiler back on - is it only when the tank in the loft has stopped making a noise - implying that the system is back to where it was before the system was drained. The...
  4. dilligaf

    Grundfos Central Heating Pump Weak?

    Do central heating pumps lose their strength over several years and is it worth taking it apart and servicing it? Are the two seals either end 1 1/2 inch or 1 1/3 inch? What's the latest central heating pump should I need to replace mine (photo) like for like?
  5. V

    Central Heating - Blocked 22mm return pipe?

    Hello all. I've just joined, was going to post in the new members forum, but the first site generated email sent me here... I am here, as have a challenging and interesting problem, which I'll try as best to describe below keeping to the point and as short as possible, to avoid boring any of...
  6. H

    install new central heating system

    Hi All, I am very new to all this so forgive me if I am lacking alot of knowledge. Aiming to install a new central heating from scratch. Property details split over 3 floors 4 bedrooms 2 bathrooms open plan kitchen/lounge Current Installation assumptions install 8 rads in total running off...
  7. 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...
  8. 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...
  9. 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...
  10. B

    Central heating issues

    Hi all. I've got an issue developing with my heating that is causing some head-scratching. First, some background info - the system consists of a 36kW condensing boiler, supplying 10 radiators, 2 towel rails & an underfloor loop, using 22/15mm copper tube. A magnetic filter is fitted on the...
    • Bob Stapleton
    • Thread
    • america central central heating central heating system heating issues usa
    • Replies: 6
    • Forum: USA
  11. P

    Boiler Issue / No Central Heating

    Hi all, We had a bathroom fitted on the ground floor over the past couple weeks, including a new wall hung radiator in there. Unfortunately for both days since the completion the bathroom i've had an issue where the boiler is coming on but the radiators aren't getting warm. The boiler looks...
    • Pgeddon
    • Thread
    • america boiler central central heating central heating system heating issue no central heating usa
    • Replies: 7
    • Forum: USA
  12. M

    Testing central heating system for sludge

    Is there a device where you can bleed the system water in to and look through it like a little tube and if you can see the circle at the bottom its clean. If not it needs flushing.
    • Matt0029
    • Thread
    • america central central heating central heating system heating heating system sludge system testing usa
    • Replies: 18
    • Forum: USA
  13. R

    S-Plan Central Heating Installation Question

    I'm just putting this out here in case I am missing something. Can anyone think of a valid reason why a plumber would install a completely new S-Plan CH installation (apart from the boiler) but NOT install the necessary electrical control system to to allow the CH and HW to be turned on and off...
    • RayPooley
    • Thread
    • america central central heating central heating system heating installation question usa
    • Replies: 67
    • Forum: USA
  14. B

    Central heating not working

    Hi, I am hoping someone might have some advice for me. We have woken up this morning to no central heating. We do still have hot water. It's a green Star junior boiler. The blue light comes in and stays on, the green light comes in then goes off. The pressure seems fine. We are very much not...
    • Barkern
    • Thread
    • america central central heating central heating system heating not working usa working
    • Replies: 2
    • Forum: USA
  15. D

    Worcester greenstar heatslave ii central heating problem

    Hi I have an oil worcester bosch greenstar heatslave ii combi boiler. It's about 5 years old. The problem I have is when the thermostat calls for the central heating to come on. Most of the time the boiler light will come on, the boiler might fire up for a couple of seconds then the light will...
    • Dames83
    • Thread
    • america central central heating central heating system greenstar heating heatslave problem usa worcester
    • Replies: 2
    • Forum: USA
  16. P

    central heating header tank fill

    central heating header tank fills when ball tap closed
    • puzzeld ron
    • Thread
    • america central central heating central heating system header header tank heating tank usa
    • Replies: 1
    • Forum: USA
  17. P

    Complete central heating system setup - advice please

    Hi there, please help dont have a clue how to set this up. Ive recently installed a complete new central heating system in my house myself. The system is up and running and works okay but I feel it could work alot better if it were setup properly. Im not a plumber and really understand how parts...
    • phill bri
    • Thread
    • advice america central central heating central heating system complete heating heating system please setup system usa
    • Replies: 22
    • Forum: USA
  18. P

    Central heating leak

    Hi - I have just had a leak from this little 'valve' in my central heating system. It has a small clear cap that has split. Can anyone tell me what it is? Is there a way I can post a photo on here?
    • Pete JB
    • Thread
    • america central central heating central heating system heating leak usa
    • Replies: 1
    • Forum: USA
  19. B

    No Hot water in Taps, but central heating working

    Hi, I have a Glowworm Flexicom 18hx condensation boiler. I'm not getting hot water in the taps, but the central heating is working fine. The engineer came from the insurance company and said that I was missing a 'hot water controller'. So he said he can't do anything and left. So, 1) I've got...
    • benji09
    • Thread
    • america central central heating central heating system heating hot hot water no hot water taps usa water working
    • Replies: 0
    • Forum: USA
  20. N

    Central Heating System Losing Pressure Quickly

    My boiler started to lose pressure once a day about a week ago. It is now losing pressure very quickly and goes from 1.5 bar to empty in an hour. It does the same with just the water on and the water and central heating on. Its a Logic Max Combi C30 and was only installed in February. The Ideal...
    • NSFrustrated
    • Thread
    • america central central heating central heating system heating heating system losing pressure quickly system usa
    • Replies: 2
    • Forum: USA
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