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hot water

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  1. M

    Cold water from downstairs tap, but no hot water

    Hi, I woke up this morning with cold water (mains) from downstairs tap but no hot water from downstairs tap, and no water at all from all the upstairs taps, I have a combi boiler and no water storage
  2. M

    Hot water demand effect on central heating for Combi boiler

    Hello, We’ve recently moved into a fairly old, fairly big detached house (i.e. fairly draughty, but not too bad by any means) with a fairly new well maintained Worcester combi boiler. We weren’t convinced the heating was working right and then got hit with a £610 energy bill for the first 6...
    • MartinPod81
    • Thread
    • boiler central central heating combi combi boiler heating hot water water
    • Replies: 0
    • Forum: Boilers
  3. M

    Leaking hot water heater. Repair or fix?

    Hi, I've got a brand new (2nd hand) Bosch Hydropower 16H tankless hot water heater. Since it was installed I have noticed it leaks a lot. I took the cover off and it looks like the bottom part (water section?) is leaking in a couple of places. maybe a seal or diaphragm? Can it be repaired or...
  4. K

    hot water but no heating

    We have a dual heating system, a solid fuel stove with back boiler and a external kerosene heater. The kerosene heater is working fine heating the radiators and the water for the taps The solid fuel stove will heat the water for the taps but the radiators will only get luke warm. Can anyone...
    • Kenneth1
    • Thread
    • heating hot water water
    • Replies: 1
    • Forum: UK Plumbers Forums
  5. lollino

    Measuring Hot Water Consumption in Shared Recirculation System

    Hello everyone, I'm facing a rather complex situation and I need your expert advice. My neighbor and I share a boiler for hot water, and we have a single recirculation pump serving both of our homes. However, after the pump, the recirculation circuit splits into two separate branches, each...
  6. F

    shower bar mixer not producing hot water

    hello all, happy new year! i hope i have posted this in the right section i have a shower bar mixer. the shower runs luke warm. a quick google search showed some ideas on how to adjust it. i tried adjusting it and it didn't change the temp. when i adjusted it the other way to test the cold...
  7. Inverness

    Solid fuel hot water

    Firstly I won't be touching or going anything... I only want advice if this is right.. my partners dad has a aga that is solid fuel unregulated heat source and a oil boiler. The problem the hit water cylinder doesn't have a stat thus why the hot water is roasting hot but there is a pipe stat on...
  8. J

    Air source heat pumps and hot water

    Hi Can somebody tell me if a standard heat source pump installation uses a pressurized hot water tank? Or will the pressure for the hot water be the same as with my oil boiler and water storage tank (gravity-fed)?
  9. M

    Boiler pressure is rising? Did indirect hot water tank coil fail?

    First post as I can not figure this one out. I have a hot water boiler heating system, gas fired, with an HTP SuperStor indirect hot water tank. I'm on well water and have a water softener and two whole house filters for my water. Three days ago I found my high pressure relief valve tripped...
    • mikeshums
    • Thread
    • boiler hot water pressure tank water water tank
    • Replies: 2
    • Forum: Boilers
  10. P

    Change shower mixer. Invented hot water cylinder

    I need to change my shower mixer and I have a unvented hot water cylinder. Is it sufficient to turn off the mains? Do I need to drain the cylinder? Thanks
  11. S

    Sporadic Hot Water - Unvented indirect

    Good Afternoon all, I am hopeful someone may be able to offer some guidance on the following. In the home we have a gas boiler (serviced annually, October time) providing hot water to the CH system which is split into 3 zones (Honeywell 2-way valves) and it also heats the HW tank (Tribune...
  12. T

    Hot water is cold. Boiler or valve

    Please advise me. I am a disabled pensioner. I had a wet room fitted just over a year ago using a local authority grant. Builder was employed by local authority. I had no say in who carried out the work. I have called the builder out under the guarantee several times for water leaks. The shower...
    • TheCatWhoNeedsaHotShower
    • Thread
    • boiler cold hot water valve water
    • Replies: 0
    • Forum: Boilers
  13. M

    Combi boiler hot water but no heating

    My first thought when I heard this fault a combi boiler with hot water but no heating. Was a problem with the stat, controls not making the call for heat. If this is not the case. Can the divertor valve be the cause of the issue?
    • Matt0029
    • Thread
    • boiler combi combi boiler heating hot water water
    • Replies: 0
    • Forum: Boilers
  14. B

    Do I need a washer for blanking plug in a copper hot water cylinder?

    Hi all I'm blanking a couple of openings in a hot water cylinder. The Screwfix Flomasta 1" BSP plugs fit perfectly but no washer supplied or listed. Given that the element has a washer and everything else is a compression fitting I'm concerned these should have one. The alternative is PTFE...
  15. F

    Hot water diverting back to the boiler

    When I put the central heating on the hot water gets drawn through the pump but is then being diverted straight back to the boiler instead of the rads What is this, and how likely is it that it is faulty? That sits in between the hot water to the rads and hot water to the hot water tank...
  16. P

    Unvented ( pressurised ) Hot water tank lost pressure

    Hi, We have a large Heatrea Sadia unvented hot water tank, not sure of the size in liters but its about 1600mm tall. The tank is around 3 years old now and was amazing when it was first installed. Around a year ago we had a problem with water dripping from the overflow pipe outside and we ended...
  17. J

    Hot water running cold

    Hi all Hope you can help We have a Gloworm Ultracom 38CXI combi boiler. During the Summer the taps and mixer shower run hot water consistently hot for as long as need be, but now during the Winter when the radiators are on the taps and mixer shower will run hot for only a few minutes and...
  18. B

    What happened to stop valve and hot water?

    Hi everyone, Could someone please explain if this set up is normal and what changed: Stopcock under kitchen sink turns off cold water supply in kitchen only Stopcock in kitchen wall panel turns off cold water supply in kitchen only Red gate valve in airing cupboard next to bathroom turns off...
  19. W

    Low hot water pressure

    Low hot water pressure Hi everyone, I'm hoping someone is able to shed some light on my situation before I have to call out the professionals. We've been in our house for over 3 years now, when we moved in the hot water pressure was pretty good (confirmed by a retired plumber family friend)...
  20. S

    hot water not staying hot in an unvented system

    hello we have an unvented system. we have an issue where the hot water is hot for 10 seconds and then luke warm, turn off taps / wait and turn back and it repeats itself. had boiler checked and told it was the expansion vessel. Had the expansion vessel drained and recharged. plumber told me...
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