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cylinder

  1. D

    Hive installation - dual zone heating with Combi boiler and hot water cylinder

    Hi all, At our old flat, we had a combi boiler which dealt with heating and hot water without an additional tank. There was an external timer next to the boiler, and a room thermostat (manual) in the hallway. I was able to replace the latter with a receiver and wireless (not smart) thermostat...
    • DougieDJ
    • Thread
    • boiler combi combi boiler cylinder heating hot water installation water water cylinder
    • Replies: 9
    • Forum: Boiler Advice Forum
  2. P

    Noise from cylinder area

    Good day - apologies if similar questions have been asked before but I have no real knowledge of plumbing and heating so thought I would try here to see if members might be able to help me. I have an almost new Gledhill unvented cylinder that was fitted at the start of the year. I have no...
  3. PennilessFatherOf4

    Isolate cylinder from system boiler

    Hi plumbing hives I’m wondering if someone could provide some advice (please!!!!!). I have an issue that my system boiler pressure is constantly over pressurising. The boiler manufacturer have sent an engineer out he says the boiler is fine (it’s only 15mths only). The suggestion from the...
  4. D

    How long should I be heating my unvented cylinder

    Hi All, I have a tempest 360litre cylinder with a Ecotec 637 (37kw) all tucked away in the loft. I currently heat it for an 1.30 at 7 a.m. in the morning and then for 3 hours at 6pm till 9pm I actually wasn't sure this is the best way to heat it as I've read you should leave it for 6 hours...
  5. B

    1st fixing for a cylinder

    I’m an apprentice doing a new build 1st fix, 3 bedroom house with an en-suite, bathroom and wc. Has a heat only boiler and a thermaq 180l cylinder but I’ve never piped up for a cylinder on a 1st fix and have no idea what I’m conneting in to what apart from the flow from the boiler straight to...
  6. S

    Suspected Leak in Hot Water system vs Cylinder behaviour?

    Good morning, I have a Kingspan Tribune XE (TXN210) indirect unvented cylinder in my property (installed in 2020, in a new build property) and I am trying to understand what I originally suspected was a leak from the HW system. My cylinder is heated twice a day on 2 x 30 minute cycles, this...
  7. O

    BLOCKED CYLINDER HEATING COIL

    We have a hot water cylinder problem. The hot water from the boiler (system boiler, gravity fed, C Plan) goes into the cylinder in the middle after the 2-way valve, but the temperature at exit at the bottom is always at least 20 degrees C lower. It at best warms the water in the cylinder, or, if...
  8. R

    3 wires from cylinder stat to programmer wiring help with pics

    Hi Just had a new boiler system and smart programmer fitted (salus IT500) Plumber wasn't to sure if the stat was wired correctly as he wasn't clued up on smart programmers . Everything works fine on the new system apart from when it calls for heat it don't like it and I have to put it on...
  9. T

    Cylinder pipe work to digital shower

    The Mrs bought me a digital shower (Mira Platinum- Gravity Fed) for my birthday. Obviously it was for her really. https://www.NoLinkingToThis/p/mira-platinum-gravity-pumped-rear-fed-single-outlet-black-chrome-thermostatic-wireless-digital-mixer-shower/260hr The problem is we live out in sticks in...
  10. eagleeye

    Andrews cylinder

    We have a job to replace 3 Andrew's gas fired cylinders in a commercial premises because the existing ones are after only 7 years. Andrew's technical have said its probably due to limescale but have advised against fitting a water softener. Can anyone advise what is best to a system like this...
  11. S

    Direct unvented cylinder

    Hi having trouble finding a local plumber to fit a direct unvented cylinder. Advertised on 3 board's but with no response. I have posted a budget of £1000 is this too low? This is for hot water only not heating. Kevin
  12. C

    Using a vented hot water cylinder on an invented system

    Hi, Can you use a vented hot water cylinder on an unvented system? Many Thanks, Carl
  13. B

    unvented hot water cylinder in a roof space of a two storey house

    unvented hot water cylinder in a roof space of a two storey house in an existing property what is best option for discharge pipe to terminate.It will be 22mm copper but didn't want to run it all the way down the back of the house to ground level if possible.
  14. C

    What is the thread out of the top of a hot water cylinder?

    I want to fit a sussex flange to a standard hot water cylinder about 10 years old, normally there is a 1inch bsp tapping, this one has a male thread out of the top with a compression 28mm to 22 mm end feed reducer, held in place by a 28mm nut and olive, it does not have a male iron to copper...
  15. M

    Yellow water from new unvented cylinder

    Has anyone experienced this before. Converted gravity hot water to new unvented cylinder (150l indirect evocyl) filled the cylinder up and had yellow water for about half an hour before it started to clear. Any ideas from anyone. I’m G3 registered. Was converted due to suspected split coil in...
  16. D

    Hot cylinder connections

    Hi All, Hoping someone can help me in working out how to stop the hot water from my hot water cylinder as there is no valve to do so from the top of the boiler. Also what are the valves 'A', 'B', 'C', 'D' & 'E'? The valve at the bottom of the boiler is seized, but I am hoping 'A' might be the...
  17. I

    Unvented cylinder installation

    Hi All, We want to replace vented with unvented cylinder but cannot find any decent plumber in North West London to carry out the works. Every plumber I have called doesn't even bother to check water pressure or even flow rates. Not even British gas. Not sure what to do now. Currently have...
  18. J

    Unvented cylinder waste

    Hi, 1st fixing a house. Im looking at the blow valve for an unvented cylinder There's no external wall near the hotpress so I'm gonna run a waste pipe under the floor. It'll have a tundish so they can see if it's discharging. What I'm wondering is if I can then tee that waste in with the pipe...
  19. Macaque321

    Unvented cylinder in cellar with drain hatch

    I've just bought a Victorian house that needs renovation. Currently there is a boiler and hot water tank in the cellar, and tanks in the loft. I'd like to have an unvented cylinder installed in the cellar, but the plumber I got in said that it needs to have access to an open drain. There is a...
  20. R

    Ariston STI 150, unvented indirect cylinder.

    My house (old) has a heating system installed with a Protech Anti corrosion system, I don't know how old the cylinder is, which is showing signs of rust from around the Protech box! I can see the outside skin of the cylinder is thin mild steel, but thought the core was stainless steel? Is such...

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