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heating

  1. S

    How to shut off hot water and heating on this kind of boiler and tank?

    How to shut off hot water and heating on this kind of boiler and tank?
  2. luckyvictor

    Boiler keeps on boiling water even heating is switched off

    The problem is, my ideal boiler logic heat h15 keeps on burning (igniting flame icon on) all the time, all day long, regardless of the programmed on off schedule for both heating and hot water. when we have the heating turned off from the thermostat programmer (danfoss tp9000ma-si), i.e frosted...
  3. G

    Central heating pipe layout

    Hi. Hoping someone can advise. My heating system has 19 radiators. 13 downstairs and 6 upstairs. The downstairs layout has 3 loops with feed and return. The first loop has 3 radiators, the second loop has 7 and the 3rd loop has 3. All 3 loops return to the boiler via the main 22mm pipe...
    • Gary Clark
    • Thread
    • central central heating heating pipe
    • Replies: 2
    • Forum: Central Heating Forum
  4. S

    Wet underfloor heating connection

    Hi, I have had an extension built with underfloor heating installed. The area is open plan and some 64 sqaure metres. Two pipes of 100m each were used - so the manifold has two "ports". I have a couple of questions if anyone can help please. 1. Is the 200m of pipe enough for the size of the...
  5. J

    Cant refill heating system back boiler run off parkray coal fire

    My father has a parkray fire which has a back boiler . He had a leaky radiator, when he was attempting to fix leak the circulating pump (grundfos) was making a rattling noise this stopped once the radiator leak was fixed ( he lost a fair bit of water ) . The problem being now is that the...
  6. D

    Limescale cleaner for central heating

    Hi Where I am living the water is very hard. The result is my heat exchanger most likely has accumulated limestone. The problem is that due to the limestone accumulation the boiler is cutting out at high temperature, thus not having the possibility to transfer enough heat to the radiators. Is...
  7. Ticking sound

    Central heating clicking noise. New install

    New install, under a year old. Boiler downstairs. Mega flow upstairs in airing cupboard. Undfloor downstairs. Rads upstairs. Whenever the heating comes on. I get a clicking ticking buzzing type sound. Please see videos. Coming I think from the metal boxes. Both upstairs and down. I believe...
  8. I

    Poor heating - Incomplete/incorrect iFlow, Navian?

    I have a Navian boiler with an iFlow air system that provides air around the house via high velocity conduit. It's just over a 1 year old property and I just moved in and found the heating suboptimal. I have had a plumber indicate the system is designed and installed incorrectly, which the...
  9. J

    Central heating on if water is on

    If the hot water is on, hot water is running round the CH system, even if CH is switched off. Vaillant tell me that you control the temp of the HW at the tank. And indeed I can’t adjust the water temp at the boiler. But if I increase the temp of the CH, the HE gets hotter. Also, if I turn...
  10. V

    Central heating turns off early hours in morning

    hello experts, I am not a DIY plumber, just a home owner who had a plumber come in to fix a couple of things at home. But doing all of this, he may or may not have introduced a new problem which I wanted to get advice on from you experts Every night since the plumbers visit, the central...
  11. samwardill

    Honeywell Evohome with 2 zone heating

    Is there any advice on using Honeywell Evohome with 2 zone heating. Honeywell support are pretty useless and give conflicting advice. They suggested I ask my installer (but my installer suggested I ask Honeywell). I found a support article on the Honeywell Resideo website by Googling...
  12. M

    Central heating not working as it should.

    Hi, I have a three floor detached house. My central heating system consists of separate up and down systems so two pumps. The system was working fine last week but then I got a leak from a downstairs rad since then I can turn the upstairs on and it will get hot. If I turn it off then turn...
  13. C

    Heating Engineer - Central South West London

    Looking for someone to join a motivated dynamic team of 7 engineers. Based in South West and Central London. Conpany has been running for four years. 8-5 £200 a day after CIS Deductions Overtime paid at £35 an hour Payday every Friday Van tools uniform provided
  14. J

    What should I expect from a competent central heating engineer?

    I had an engineer out today to quote me for a boiler install. It got me thinking, what should they be doing so I that I can see they're competent? This thread is inspired by something I read on here earlier.
  15. G

    Need Advice about Boiler and Central Heating Repair Please

    Hi. I'm having some issues with my boiler / central heating and have enlisted a local 'Combi Heating Specialist' to sort it out but he seems to be making things worse. I really need another expert's opinion, to put my mind at rest, or help me make the decision to stop using his services. I...
  16. P

    water is ok hot, put heating on signal fires boiler then goes off

    Water is ok hot, put heating on signal from thermostat fires boiler up then boiler goes off after 1 minute, no error codes appear
  17. C

    Solid fuel heating system problem

    I could really do with some advice. Bit of back history, I have a trianco thorncliffe solid fuel room heater it has a back boiler, my dad put the system in just over 30 years ago, everything was bought from the then local fire shop, installed with lots of advice from them, the system has worked...
  18. D

    URGENT Noisy Nibe VVM300 heating system

    Hi all, I have been busy renovation a house that I bought a year ago during the winter. During the summer we switch off the heating system to conserve electricity as we are not living in the house. I removed some of the radiators during the wall renovations, refitted and bled the system. As soon...
  19. N

    Both Water and heating valves opening when either system called for

    Replaced the head of a Honeywell 2port valve on heating and wired into an old block (S) like for like. However, when either water OR heating called for, both valves open! Ideas?
  20. B

    Solid fuel back boiler not heating radiators

    Hi My grandmothers property has a back boiler heated by a solid fuel appliance using coal. Yes, I know. She’s stubborn! Unfortunately the property has been vacant for a long while, a pipe froze and burst and left damp. It’s imperative we get the house heated and warmed up enough to dry it...

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