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gravity

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  1. P

    Boiler for Gravity fed System?

    Hi guys can you get a boiler that will work on a gravity fed system or are they no longer available? i know most are pump fed systems nowadays but the customers budget it tight, Thanks guys
    • Petefinny
    • Thread
    • boiler gravity system
    • Replies: 2
    • Forum: Boilers
  2. gassafe

    Fiting a Hot water cylinder with gravity coil

    After a mix up at the merchants I have been left with a regular 36x18 copper cylinder, but the one I was after one suitable for a gravity fed coil! The manufacterer said it might work, as the coil does fall thoughout the coil ( which i can see thru the immersion hole ), but I just wondered what...
    • gassafe
    • Thread
    • cylinder gravity hot water water water cylinder
    • Replies: 7
    • Forum: Boilers
  3. J

    Problem with old one pipe system on oil fired pumped CH with gravity DHW

    Hi Guys, called to property with oil fired pressure jet boiler. loads of people looked at it in the past apparently but not sorted it. V old one pipe system with 10 rads, some old some new. Most recent somebody renewed the circ pump which is on the CH return to boiler about 1m away. The gravity...
    • jimk280
    • Thread
    • gravity pipe system
    • Replies: 6
    • Forum: Boilers
  4. J

    Gravity DHW pumped CH radiator problem.

    Hi Guys, called to property with oil fired pressure jet boiler. loads of people looked at it in the past apparently but not sorted it. V old one pipe system with 10 rads, some old some new. Most recent somebody renewed the circ pump which is on the CH return to boiler about 1m away. The...
  5. A

    Woodburning stove and gravity hot water

    Hi, I am new to this forum and this is my first post. I am looking for some advice regarding the fitting of a vented indirect hot water cylinder to my boiler stove. Unfortunately I was sold a cylinder that I was told was suitable for a gravity fed system when it wasn't loud bangs later and a...
  6. W

    Problems with gravity fed solid fuel

    Hi all, im new to these forums to bear with me and i hope someone can help. We have a solid fuel system with a 13kw stove, It does the heating and hot water. Downstairs rads are on a pump with high and low limit stats on the cylinder. Upstairs rads are gravity fed. At present only two rads...
  7. W

    Need a 28mm anti gravity valve which will work at a 30 degree angle to the vertical

    Need a 28mm anti gravity valve which will work at a 30 degree angle to the vertical due to restricted access. Any suggestions?
  8. R

    Pumped ch gravity he to sealed system installation problem

    Right guys been and converted a system to sealed from ov today but can't get any heat at the rads we located the new boiler in the cupboard where the cylinder was used the 28 mm flow and return from the cylinder to connect to the heating flow and return at the back boiler but no heat at rads...
  9. G

    What Is the tee with spring loaded valve on gravity hot water?

    What is the tee on gravity hot water flow near boiler? It's a spring loaded valve! Is it a non return or anti gravity valve?
  10. G

    Gravity hot water not circulating please help

    I had a problem with no hot water on a gravity circulation system, I thought the coil was blocked as it was getting hot to one side, so I changed the cylinder, still didn't work, I then found a two port valve boxed in and the head was gone so I replaced, started to fire but still hot to only one...
    • gasmannn
    • Thread
    • gravity hot water water
    • Replies: 73
    • Forum: Bathroom Advice
  11. D

    Combi conversion from vented gravity system - wall of text and questions

    TL;DR version Getting new combi to replace vented conventional system Q 1) thoughts and opinions of weather compensating programmers? Q 2) Most of my CH pipe is 15mm will a chunk of this need to be replaced with 22mm? Q 3) Condensing boilers need a return of 55c or under to be most efficient...
  12. S

    Gravity fed system wiring fault???

    Afternoon Plumber gurus. Have a rented property which has a gravity fed system in it. Been asked by tenant to sort a few problems with heating. 1. bleed a radiator (give me strength) the other is she cant have hot water without the heating on. (had house a year) I thought this would be a MZV...
  13. 8

    Gravity systems

    Is there still alot of them about do you think.And is a semi gravity system when it has a pump in it?
  14. N

    Gravity circulation idea

    Possibly the wrong section for this as it has very little to do with solid fuel, but as gravity circulation plays a big role in the idea I thought the solid fuel section may be more appropriate. I've got an idea for a problem and I can't for the life of me figure out if it will work or not...
  15. V

    Gravity Circulation not working

    Hi Guys , Had a call from a customer whos oil boiler is not heating the cylinder properly and i dont know why so i would be glad of any advice . Oil boiler with gravity 28mm primary to cyl and pumped to radiators . The boiler is working fine and rads work ok if needed...
  16. spanner

    Gravity fully Pumped Shower Problem>Advice

    Hi, Only a shower which a friend has a gravity fully pumped sealed heating system installed, with three port valve etc! What I was fussing about was that the boiler and the cylinder are sited downstairs in the kitchen, and the f&e (cwsc) tank upstairs which replace water to cylinder and also...
  17. C

    Basin Mixer with Mains Cold and Gravity Fed Hot

    Hi Guys, I’m new to the forum and looking for a bit of advice, so please take it easy on me. I want to fit a mixer tap to a new bathroom basin, but I have mains fed cold water and gravity fed hot water. Providing I get a mixer tap suitable for low pressure will I get a decent performance from...
  18. M

    Gravity fed shower

    Hi live just replaced a gravity fed bar shower mixer which seemed to be working fine when I left it. Customer has called back saying when the shower is raised to the height of the bracket the temperature dros to a Luke warm temp. When it comes down to waist level it's fine. I think it's a...
  19. B

    Gravity to pumped hw

    I have just been to look at a house that initially looked to be an old gravity hot water and pumped c/h system. The cylinder was changed last summer (not by me), and since then the header tank has run over when the boiler is on for hot water. After a lot of mucking about I found in another...
  20. L

    Changing gravity fed hot water pumped heating to vailaint ecotec pro 28 combi

    Hi everyone would appreciate any ideas on the above system. I have just passed my gas safe and my sister wants me to convert her system to the one above. (good place for me to practice) is there anything I should look out for..... I have already warned her that sealing and open vent system...
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