hot water

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hot water

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  1. F

    Choice of pipe for hot water secondary/recirculating system

    What plastic based / barrier pipe can you use in a hot water secondary/recirculating system. I note Hep20 and Polypipe make it clear in their specs it must not be used. Other than copper what do you use.
  2. abc_plumb

    Biasi Riva Plus He 28C - No hot water

    Boiler: Biasi Riva Plus He 28C Erp GC: 47-583-42 Serial No: N056941117 Hi fellow engineers Need some help on this boiler please. Boiler works fine for central heating, but as soon as hot water is turned on, all the fault leds flash, middle red lock out led solid. There was another fault...
    • abc_plumb
    • Thread
    • biasi riva hot water plus riva plus water
    • Replies: 0
    • Forum: Boilers
  3. A

    F&e tank vent pipe pouring hot water

    Hi all I have an oil fired heating system open vent with an f&e tank we had some problems with air constantly getting into the radiators and one of them doesn’t work at all, the system is quite dirty and have now noticed everytime we use the boiler the vent on the f&e tank is pouring hot water...
  4. D

    Plastic hot water connection. Which compound to use??

    Hi, I have a leak on the hot water inlet of my concealed Aqualisa Gainsborough shower. I have stripped it back and with the hot water feed on I can see the drip appear at the bottom of the plastic screw fitting. I want to ensure that when I re-tile it, I won't have the same problem in the...
  5. M

    Heat pump hot water cylinders

    Has anyone fit the hot water cylinders with a little heat pump on the top that has ducts to bring inside and outside air in to the unit. Piping up wise is it just the same as a normal direct cylinder?
  6. L

    Hot water issue with combi boiler

    I have a combi boiler, the hot water to my bath and taps upstairs is hot and stays hot, aswell as the hot tap in my downstairs bathroom, but in my kitchen the hot tap gets very very hot but it only lasts a couple of minutes then runs cold. I don’t know if it’s connected but the previous owner...
    • Lotte29
    • Thread
    • boiler combi combi boiler hot water water
    • Replies: 1
    • Forum: Boilers
  7. B

    Is there a flexible pipe suitable for a secondary hot water circulatory system?

    I'd be grateful for some advice please. I'm doing a stable conversion which requires a secondary circulatory system. The plumber (yes, he is qualified) initially didn't realise this and when questioned, didn't actually appear to know what a secondary system was! He did come back to install one...
  8. B

    Hot water and waste in detached garage conversion

    Hi, One of my client has a detached garage with access to electricity and cold water. The plan is to convert it to a granny studio. What's the best way to: 1- get hot water to install a sink/tap and a shower 2- install the waste water drainage Many thanks in advance for your time. Kind
  9. C

    Why do I have no hot water? Please help

    Hi About 8 years ago the valve under the sink burst. Major flood. They capped the hot water pipe to the washer and apparently replumbed everything g else. Since then I had very low hot water pressure in kitchen through a single faucet double tap style tap with two flexi hose under the sink. I...
    • Cathy E
    • Thread
    • hot water water
    • Replies: 3
    • Forum: Bathroom Advice
  10. A

    GMS Hot Water Storage Tank Sacrificial Anode

    Hi all - I need to replace the sacrificial anode on a small apartment block UFH buffer storage tank. Unfortunately there is no documentation for the tank and the manufacturer no longer exists. I am therefore hoping one of you will have come across and worked on a GMS Thermal Products Ltd Model...
  11. S

    Dripping hot water bath taps that has a plastic cover over the 1/4 turn cartridge.

    I have a dripping hot water bath tap. I have removed the top but underneath is a plastic cap ( see picture) but the cap will not come off to get to the cartridge, and I don't want to force it in case it breaks. Anybody any ideas on how to remove it, and if it breaks where you would be able to...
  12. H

    Vailliant Boiler insanely hot water

    Hi I have a 5 year old Vailliant boiler and for the past few weeks the hot water has been coming out scalding hot. I have tried turning the dial down on the front of the boiler but it doesn't seem to do anything. It is so hot that even with rubber gloves on my wife says it still burns her...
  13. M

    Y Plan central heating gets hot on hot water demand

    Hi guys, just want to get some advise, basically new vaillant regular boiler has been fitted approx 5 yrs ago, i believe it was back boiler previously. The heating worked fine till now and for some reason central heating radiators started getting hot on hot water only demand. I`ve checked 3 port...
  14. M

    Expansion vessel size unvented hot water

    I think I looked into it a few years ago. That a modern 200litre unvented cylinder would need a higher litre expansion vessel then one that was saying 10-15 years old. As they are made of thinner steele now?
    • Matt0029
    • Thread
    • expansion expansion vessel hot water size unvented vessel water
    • Replies: 2
    • Forum: UK Plumbers Forums
  15. G

    Tiffel 20-50 boiler will not start only on hot water

    Tiffel 20-50 boiler will not fire up. Screen shows ambient temp approx 20 degrees with a symbol of a flame. Got the settings just for hot water.
    • Gordon Kim Bullock
    • Thread
    • boiler hot water water
    • Replies: 1
    • Forum: Boilers
  16. T

    Hot water so hot tap and shower via our hot water tank

    We have hot water, tank for hot water why is the hot water boiling hot from tap,and shower, We are on a schedule for hot water via our hive app 2hrs in morning 2 hrs in evening Any help be much appreciated
  17. F

    No Hot water, Fixed and Broken Again Ideal Logic 24

    Ideal Logic 24, Previous problem was that the hot water was only cold or barely warm if the heating was in use. If heating was off and boiler cold then would get hot water most of the time. Changing the flow cartridge about 2 years ago (when I moved in) solved this problem enough to suffer it as...
  18. C

    Y Plan, no hot water but heating is working when called

    Hi everyone, Looking for a bit of advice, recently went to a job where heating was operating when called for however not for the hot water. I have changed the 3 port actuator Honeywell head however this doesn’t seem to have solved the issue, does this mean that the programmer is faulty? Or is...
  19. B

    POTTERTON PROMAX 28 COMBI Boiler - Hot Water Issue

    Hello, I am seeking some advice, I have a POTTERTON PROMAX 28 COMBI Boiler and I noticed yesterday that the water around the house is no longer warming up. The heat exchanger has been changed 6 months ago, so I do not believe it is that. Does anyone have any ideas on what it could be? Thanks
    • boiler101
    • Thread
    • boiler combi combi boiler hot water potterton water
    • Replies: 4
    • Forum: Boilers
  20. T

    No hot water flow

    Afternoon. I have an issue with no water flow from any of the hot taps in the house, I can't seem to find a solution to the issue. System is a megaflo unvented indirect cylinder (125i) boiler is a Worcester greenstar. I have good pressure on the cold feed and all the usual stuff works, taps...
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