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pressure

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  1. chchris

    Solenoid valve and pressure valve

    Hi, guys! Hope you are all well. I have four solenoid valves connected to the main water supply, and they seem to break quite often. I believe it's the pressure that's causing this. I was thinking of adding a pressure valve to control the pressure before it goes through the solenoid valve. Do...
  2. P

    Working gas pressure on Vaillant ecotec 630

    British Gas servicing the above boiler ramped up the boiler to maximum in the installer menu to do flue gas analysis. They also measured the working gas pressure on the gas valve test nipple. This fell to 8mbar on maximum and 17mbar on high setting. They then removed the isolation valve under...
  3. 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)...
  4. S

    Losing pressure heating

    Hi all not a plumber but am an engineer I have pressure drop in the system Worcester Bosch came back after repressureising the expansion vessel and he replaced the heat exchanger element. The boiler is coming up for 15 years old. The boiler was going below one bar and not increasing when...
  5. RenzoPan

    What is the pressure in this cylinder expansion vessel?

    I was told by the plumber to keep an eye on the pressure, to ensure it stays above 1.0. The red one is… but the black one is not…. What do the two mean?
  6. B

    Combi Boiler pressure refill?

    Hi, Just had a "Main Eco Compact" combi boiler installed as the Biasi one failed. It seems to work fine, gives a hot bath, i dont ever use the radiators or kitchen hot tap. (no point in upping the landlords gas bill for no reason) On day 4, the pressure is below 1. I filled it back up to >1, but...
  7. J

    Cant adjust Danfoss pressure am I using correct ports?

    I have a SIP space heater and fitted a new matching spec oil nozzle as part of a service on it. I wanted to check the pump pressure with the new nozzle and its difficult to be sure what port to connect to. And that these pumps are definitely adjustable! I turned an Allen screw which is not...
  8. B

    How to balance water pressure in taps

    Hi everyone, Gas combi Boiler Mains fed in all taps and shower How do I balance the water pressure in all faucets in my flat. Every tap/water faucet is mains fed but the cold water is really strong in every tap that if I open the tap fully it flies out like a fountain but the hot water is not...
  9. D

    Boiler Losing Pressure Issue

    Hi, Looking to see if anyone can give some advice please. My Baxi boiler has been losing pressure and I am having to top it up approx. every 4 hours from 0-1.5 bar each time. This has been going on a week now. I have also started to notice small drips running down my condensate pipe...
  10. J

    Hot water element repaired without checking pressure?

    Hello, hoping someone can advise me. My boiler stopped working - no hot water or central heating. Called out a company who came and assessed the problem as being that the hot water element in the immersion tank needed replacing. (I don't know exactly what it is called as the company has still...
  11. J

    Is Pressure checked at same time of hot water cylinder repair

    Hello, hoping someone can advise me. My boiler stopped working - no hot water or central heating. Called out a company who came and assessed the problem as being that the hot water element in the immersion tank needed replacing. (I don't know exactly what it is called as the company has still...
  12. N

    Intergas Boiler pressure dropping

    Intergas Boiler (only 2 years old and serviced each year) pressure dropping to 0b after just 1hr of running - can anyone help? No leaks anywhere
  13. S

    Pressure Relief Valve Behind Washing Machine Problem

    Hi, all. I have a leak problem behind the washing machine. It's a pipe that is leaking directly into a drain. It used to drip but now is leaking a steady stream without stopping. Seems to be coming from water heater but I cannot tell. It is cold water. When I turn off the main water supply, it...
  14. W

    Pressure reliefe pouring out of unvented immersion heater.

    Hi all. So I have an OSO Super SXD 180 immersion heater and it is pouring a huge amount of water out of the cold water pressure relief valve regardless of whether the tank is heating or not. We're talking litres a minute currently. I have replaced the valve which changed nothing. I have...
    • Waterwaster
    • Thread
    • heater immersion pressure unvented
    • Replies: 2
    • Forum: UK Plumbers Forums
  15. B

    PRV and water pressure query

    Hi everyone, Just wanted some confirmation regarding a PRV fitted to the mains supply in my building. All 6 flats in the building are now connected to the mains water feed supply and the water tanks in the attic have been disconnected (each flat has a combi gas boiler). I can see there are 2...
  16. H

    Constantly losing hot water pressure from Direct Vented Cylinder

    Hi, I have a hot water cylinder which feeds 3 outlets (kitchen sink, basin in bathroom & bathtap) which has never had very good pressure (probably because of the set-up) but last year got so feeble that a guy suggested fitting a pump alongside the cylinder. This can work fine but then all of a...
  17. L

    install mini tap pair and pressure limiting value

    Need supply and install of mini tap pair and pressure limiting value 350 KPA for dishwasher, I have got a quote for $1000, is this price justified ?
  18. S

    Boiler pressure loss🙄

    I have an 8 year old Potterton HE Gold combi boiler losing pressure. I have isolated the central heating to leave just water heating and it is fine. As soon as the central heating is introduced the pressure drops to zero within an hour. I have had floor boards etc up but cannot find a leak...
  19. A

    PRD Pressure Relief Device for Triton Showers

    My builder has fitted 14 Triton Showers to a block of flats which I let out, they are manager by a letting agent, I am now getting complaints that the pressure relive valve is operating and the agent informs the Plummer who changes £80 to fit a new £5 pressure relive valve HOW CAN I modify...
  20. A

    Boosting pumped pressure

    I live most of the year on a tiny Caribbean island with no mains water. I collect rain in a 25,000 gallon cistern which is then pumped to the taps. But the house is build against a hill top. My water system is as illustrated below enabling the domestic water and garden irrigation to be served...

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