heating system | Page 10
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heating system

  1. U

    Question on central heating system

    Hi, I have a 2 zone central heating system. I have a danfoss TP9000 which does the hot water and the downstairs heating. Its connected to a thermostat in the Living room. UpstairsI have a danfoss TP4000 which is powered by batteries. I want to upgrade both to a nest system but Iam unsure...
  2. cr0ft

    Powerflushing 60 rad heating system

    Hi all, keen to to get a ballpark figure on what you would charge for this? It's a whole block of a school and they have asked if we can price for doing it next week on half-term. Never priced for a system this size before and want to make sure I don't miss anything out!! Thanks, Keiran.
  3. T

    single pipe heating system problems

    i am having problems getting heat to 5 new rads on a single pipe system. the customer supplied drayton trv4's with then and already had 10mm pipe going to the 22mm single pipe. on connecting and heating up its bypassing the new rads. is there any good way around this? i have read that special...
  4. jaydebruyne

    Vented heating system

    Have come to flush a large house, vented heating, invented hot water. Go to the header tank and there's no vent pipe :/ just the feed, overflow and cold in.. Huh?!?!?
  5. B

    Mystery leak in unvented heating system

    Hi all, Newbie here. Not good way to start :( I've a Vaillant ecotec and pressurised cylinder too. Just had plumber isolate the cylinder and still losing pressure around 0.2bar over 12 hours. Been many months. Started losing all pressure in a day recently, over time was getting...
  6. C

    1 or 2 pipe central heating system diagram

    Hello all Came across these two diagrams for the central heating system currently installed in the house. Its an old system design by the look of it, there doesnt seem to be any cold pipes fitted onto the radiators. It appears as if all the radiators are connected in series and only to...
  7. P

    Constant air in heating system.

    Hi! New to this forum and in need of some advice, hoping some of the more experienced Plumbers and Heating Engineers would possibly be able to help me out. Been down to look at the father in-law's heating system a couple of times this month as the plumber he usually uses has been busy. I...
  8. A

    Help, banging from heating system!

    Good evening all, I currently have an issue with my heating system banging. First a technical overview for what it's worth. Sealed central heating system served from an ideal logic heat 12 boiler. This serves a megaflo HW cylinder and two heating circuits (upstairs/downstairs). Each circuit...
  9. A

    What is this part... of my central heating system.

    Hey guys, sorry for the intrusion, not a plumber myself but.. Can someone please identify this part of my central heating system, it has recently sprung a leak. Many thanks Alan.
  10. S

    Heating system maintenance

    Hi chaps, just thinking its the end of year now and I`ve been wondering if there`s any maintenance you`d recommend for heating systems? I have a combi, a worcester. I was thinking of draining the system down, flushing out the rads and refilling system with inhibitor. Would that be a good idea? I...
  11. B

    Heating System

    Alright guys? I don't do much installation, mainly breakdown/service work, so forgive me. I've gone to look at a mates boiler, old baxi solo which is corroded through and needs replacing. I was thinking of fitting a baxi ecoblue 15 erp as it doesn't require a pump overrun and it has rear flue...
  12. M

    Central Heating system design

    Can all rediators in a system be controlled by temperature valves? What happens if all rooms are warm enough and therefore all valves closed?
  13. P

    Heating system vent pipe pushing water into header tank.

    Hi, The vent pipe on our heating system pushes hot water into the header tank , usually in the middle of the night and quite noisily. Is this normal? A couple of years ago we had a new boiler fitted. With the old boiler hot water was gravity heated. The new system is fully pumped with a Y...
  14. B

    Could this be valve fore draining heating system?? See picture

    could this be the valve for draining down the central heating system. There is a pipe outside the back door leading up to the airing cupboard and seems to go to this valve.
  15. D

    Draining Cental Heating System To Replace Complete Sunvic 3 Way Valve Assemly.

    Hi, I will need to drain down the CH system to install a complete new Sunvic motorised 3 way valve assembly. The only drain tap I can find is on the pipework adjacent to the bathroom radiator. This radiator is permanently hot whenever the hot water system is activated--whether the CH is 'on' or...
  16. N

    not draining heating system before cutting pipe

    Can i fit a push fit isolation valve on ground floor heating pipe without draining system so i can fit new heated towel rail in a day or two,or would the pressure of water be too great once I've cut through pipe,its on a combi system, thanks
  17. M

    Hot water and heating system for toilet and shower block.

    Hi there, I have a small campsite and I am about to update the toilet and shower block, there's currently three, 6.5Kw electric showers, no hot water and no heating with all the showers being coin operated. I am wanting to put hot water into the taps and also put in some radiators. Ideally...
  18. C

    €100,000 heating system!

    100,000 euro!!! Obviously I need help. I have a project over in France that needs a heating system and I have three prices for the job all around the 100,000 mark. This is both crazy and unaffordable . I am a general builder , capable of high quality work but lacking design knowledge on such a...
  19. M

    New central heating system - do I need OFTEC plumber?

    Hi, I am having my one pipe system replaced with a two pipe. The Oil boiler is only 2 years old though so that is staying. Do I need an OFTEC registered plumber or doesn't it matter? Thanks
  20. C

    Heating System Isolation valves

    Hi Forum, What valves can i use to isolate a section of my heating system 22mm in size. Do they make a pushfit version? cheers Chris
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