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  1. N

    Power Shower Working OK then runs cold.

    We have a pumped shower with a thermostatically controlled mixer valve. My wife complains that when she is having a long shower (hair wash etc) the shower runs at the right temperature for much of the time but suddenly changes to run cold, usually during the hair rinse time, for no apparent...
  2. B

    Yellow water in cold and hot taps

    Can anyone help me with an ongoing issue I've had since I had an annual service on my combi boiler, which is a Potterton Performa 24. Literally after they left I started experiencing yellow water (pale) from all my taps - hot and cold, including the toilet. This was intermittent and then...
  3. T

    rads cold no indication of boiler fault HW fine (pls urgent)

    Hi All Bit of an urgent one being that time of year and can't get a plumber out until after xmas even on an emergency callout I have just tried to turn on my CH for the first time this year as I have a number of guests coming for xmas dinner but even after an hour all the rads are stone...
    • toocold
    • Thread
    • boiler cold fault rads
    • Replies: 2
    • Forum: Boilers
  4. L

    How to turn this cap off on cold water pipe

    Morning. I have a leak. It’s coming from the connector pipe….the picture shows the pipe. It is a cold water pipe going in to the back of my dishwasher. I assume the washer may need a replacement. Anyway I cannot for the life of me turn the water off I.e at this cap. I understand I should turn...
  5. S

    Mira Combiflow random cold water

    I’m after some advice. I’ve inherited my parents house. In the process of doing it up. My dad got a Mira combiflow installed about 15 years ago. Over the last couple of months every so often when it’s turned on the water runs ice cold even if I turn the handle to hottest temp. All other taps...
  6. N

    New rads added - last one cold

    Hi - I'm a reasonably experienced DIY plumber but just can't work out why the last new rad I've installed is cold - would really appreciate your help please. I've extended an existing 'run' of radiators - the last one on the run ( in downstairs kitchen) is cold. The first rad added is...
  7. 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
  8. W

    BRISTAN SHOWER runs cold

    Hi I've seen a previous thread that is closed now regarding this subject but the end result I could not see. Our Shower runs hot for 30 seconds then cold. I have changed the thermostat and it still runs cold after 30 seconds. If we run the hot tap it is better but at best, luke warm. We have a...
  9. D

    Shower(s) water is cold

    HI Iam hoping someone can provide guidance on a heating problem. I have a (old) Ideal isar HE35 where there is no hot water for the 2 showers at the property, there is water flow but not warm. I can confirm there is hot water from the sink/bath (downstairs and upstairs). I noticed that the...
  10. 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...
  11. O

    My kitchen tap is leaking from the cold lever

    Hi I have a leak on my kitchen tap it is coming out off the bottom of the cold lever. How do I get the lever off? Also would this tap have a cartridge in the cold & hot or will it be just tap has had it & I need to get a new one?
  12. Jimmu0161

    Cold water at the hot tap

    Got intermittent hot water coming the from a combi boiler to kitchen mixer tap when it hits the T junction for the upstairs bath it's hot, but on the other of the T junction to the kitchen mixer tap it's stone cold, anyone any ideas ?
  13. T

    Distance between cold pipe cross over hot

    Hello I need to cross over an existing copper hot water pipe with a cold 15mm mains copper pipe. Is there a standard I need to adhere to in terms of clearance?
  14. M

    Pipes going to UFH cold

    bit of an odd one. UFH been working fine for about a year or two now. today the pipes going to it before the zone valve are stone cold. its a very basic system with Hive thermostatic valves controlling the rads upstairs and the zone valve downstairs. Could the pipe be blocked?
  15. markmanningnz

    Hot water cold after weekend away

    Hi all, new to this forum and looking for a bit of advice please. Have been noticing recently some odd behaviour with our hot water system. If we go away for the weekend, leave Friday afternoon and back Sunday night, the hotwater is lukewarm at best up our return Sunday evening. I then need...
  16. S

    Shower valve issue. Hot and cold mixed up.

    Hi all. My hot water feed for my shower is on the left and the cold is on the right. My understanding is that this is correct and this is also stated in the instruction manual for my valve. However when I turn the mixer clockwise cold water is coming out the shower instead of hot water. When...
  17. S

    Shower valve issue. Hot and cold mixed..

    Hi all. My hot supply for my shower is on the left and my cold feed is on the right. My understanding is that this is correct and this is also stated in the user manu.al. However when I turn my mixer clockwise the water is turning cold when it should be hot. When I turn it anticlockwise the...
  18. I

    Thermal Store Heating Up Cold Feed Pipe

    Hello, I have just installed a vented McDonald 250L thermal store, it is for multi fuel but currently just connected to a standard oil boiler in the garage which is fully pumped to the TS, the system has two pumps both basic 3speed Grunfoss, one on the boiler return and the other on the CH flow...
  19. E

    Aqualisa Quartz 9.5kw Electric Shower - Only getting cold water?

    Hello All, New to the forum so apologies if do any faux pas. But I have an Aqalisa Electric Quartz Shower 9.5kw (8 years old) and currently it is only giving out cold water regardless of where the temperature control is placed, the only difference is the more you move to the dial to the cold...
  20. Zach054

    Balanced Cold. Electric Shower.

    Good Afternoon. Just wondering if it would be fine to connect an electric shower to the balanced cold supply from an unvented cylinder. Replacing an old Bath mixer tap with the shower hose built into it. Regards
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