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hot water

  1. W

    Firebird oil boiler hot water

    My firebird oil boiler hw supply is luke warm, but does heat up slightly when run if the ch is on at the same time. Is this a faulty diverter valve? If so could I replace this myself as I've heard they're expensive to fix. Tia
  2. 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?
  3. T

    Loft conversion hot water problem

    Hi. I’m having a loft conversion done in the Uk. My builder has made the connection for the hot water to the loft but since he has done this my hot water in the rest of the house is not getting hot. I have a combination boiler and the water gets to say 37 degrees ish but not hot hot for washing...
  4. W

    Combi boiler - bang when hot water opened

    Hi All! I hope you can give me some advise. I had combi boiler (Viessman vitodens 100-w 30kW) installed about half year ago. Recently I start hearing one single bang when hot water is opened at any of taps around house. It sound like someone in other room will knock a radiator (not relly loud...
  5. S

    Hot water, low-pressure

    Hi today, I installed a new kitchen tap, isolated the stopcock I’m drained down the hot water when turn the stopcock back on the pressure outside the kitchen tap was weaker. Strangely, the bathroom tap has good pressure this is for the hot both colds a good pressure Any advice please?
  6. R

    Hot water turns on radiators

    When the hot water is set to on, the radiators also warm up. Two 2-port valve / cylinder/gas boiler system. Seemed possible likely that the valve to the heating was sticking open (partially?). This valve was replaced the problem remains. What could be other possible causes? When the heating...
    • R_Manchester
    • Thread
    • hot water radiators water
    • Replies: 3
    • Forum: UK Plumbers Forums
  7. J

    Bathroom hot water sink tap. Low flow

    Hi, Just had a new bathroom fitted and have a pathetic flow of hot water from the sink tap. It wasn't great before. I can't get hold of a plumber, but any ideas as to what this might be? I also noticed that the pipes that feed the hot tap go into the loft? I know nothing about plumbing, but is...
  8. T

    Y plan provides hot water when turned off

    Customer complained of hot water tank getting hot when no demand Y plan system couldn't see any issues so I watched it Timer set to CH only, HW off Thermostat turned to on Heating comes on as normal, valve moved to CH position After around 20 minutes the 3 way valve moves to mid point and...
  9. M

    Hot water from tap leaves smell on things it comes into contact with

    We’ve noticed a wet dog type of smell on items that have been in contact with hot water from our taps. This doesn’t happen with cold water from our taps. Do you have any ideas what this could be and how the issue can be resolved please?
  10. M

    Leaking drain valve on Hot water cylinder. Advise please

    Hi All, I have a leaking drain valve off the CW inlet on a Range Cylinder. Am I right in thinking I have to empty the Cylinder below the CW inlet to change the valve? To isolate cold water to the tank to prevent refill, should I just lock off the 1 stop CW inlet or all 3 red stops? Turn mains...
    • matt68
    • Thread
    • cylinder drain hot water leaking valve water water cylinder
    • Replies: 7
    • Forum: UK Plumbers Forums
  11. Eddiez

    Hot water balancing issue

    What position should hot water valve be as my kids have tampered with it and hot water isn't as hot anymore
  12. C

    2 cold feeds to indirect hot water tank

    Hi, I am reinstating an indirect hot water tank and have 2 cold water feeds coming into it from the same supply. One of the feeds has a float valve but what ever was on the other has been removed. Why would there be 2 feeds to the top of the tank? Can I blank one off and just use the float valve...
  13. E

    Hot water low temperature and pressure. (Diagram and data provided).

    Hot water temperature is low. This varies at different flow rates. At 8lpm it is around 37deg (c) At 2lpm it is around 49deg (c) 8lpm is around the max flow rate. It is around the same flow rate / temperature at all taps (upstairs bath / upstairs sink / downstairs kitchen / downstairs...
  14. Tom020

    Hot water back flowing

    Hi, I've got a cold water storage tank which feeds the hot water cylinder below. The hot water is backflowing up to the cold water tank and then overflowing now and again. If i put a non return valve on the cold feed to the cylinder would this just push the water up to the vent pipe? There are...
  15. J

    Hot water tank worth keeping?

    I've just moved into a house with an old Potterton Profile P60e (75% efficient). The hot water tank is currently taking up the space in the bathroom that would be perfect for a shower enclosure. So we have a choice, 1) Upgrade the boiler to a combi, rip out the tank and replace with shower...
  16. I

    Honeywell Evohome hot water control for new boiler

    Looking for a quick bit of advice since I'm trying to wrap my head around what work I need done. Right now I have an old conventional boiler that heats my hot water tank. The water tank has manual open/shut valve so that I can only heat the water tank and not the heating. I'm replacing this...
  17. C

    Hot water service in home

    Please forgive the length of this post, but I must provide all the information to fully explain the issue. I am completely perplexed! My 43 year oldhome is in the country, on a well. Recently, I had a 20+ year old 40 gallon propane hot water heater professionally replaced. The house service line...
  18. M

    Taking hot water feed from expansion pipe.

    I fitting a new Mira shower in a slightly different position in the bathroom. It’s going to be easier to feed it with cold water from main cold cylinder feed and from a connection to the hot water cylinder expansion pipe. These are just above the shower position. the pipes are both 22mm and I...
  19. B

    Shower going cold, hot water supply gets cut off completely?

    I have a new shower that has worked fine, albeit with low hot water pressure, for a couple of months. Now it starts hot, but then goes cold completely, sometimes after a couple of minutes, sometimes after less than 30 seconds. Meanwhile, on the side of the bathroom sink, there are no issues...
  20. david montgomery

    Hot water tank in a flat has poor flow rate after refurbishment.

    Good morning everyone. My parent had a new kitchen and bathroom fitted in her flat 2 years ago and has only now told me that the hot water flow to both hot taps is really poor. it wasn't like this before. its a flat with a 1075x450 IND BS combi HW tank. she says that the tank was drained down...

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