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cistern

  1. J

    Dudley syphon. Flushes first time but won't flush again for a few minutes although cistern is full

    Dudley japtic syphon. The first flush works fine, the cistern fills up fully straight afterwards, but when you try to flush again it doesn't flush. You can try a few more times and it still won't flush. Leave it 3-4 minutes and it flushes fine again. Should I just replace the syphon or washer...
  2. J

    Grohe concealed cistern running despite changing seal

    Hi everyone and thanks for having me as a member. I hope I'm in the right place, being an amateur! We have a Grohe old-style Eau2 concealed toilet, about 11 years old, that has started running water after it has flushed. I assumed it was the seal at the bottom of the flush valve as that had...
  3. Leigh Florence

    New cistern leaking into pan

    I have replaced a whole new Grohe WC wall hung toilet integrated frame and cistern and still have the same problem, a small leak into the toilet pan. Going crazy as no one can tell me why this is happening. Grohe thought it was their problem even though had not experienced it before, but...
  4. thandroids

    How High To Place A Cistern?

    Hey all, and Merry Christmas! I purchased a Wirquin Concealed Cistern, and was wondering is there a recommend height from toilet that I should install? Just asking as seen a video of a guy saying he installs them high for a better flush, thing is I don't want it too high as will sit in a...
  5. M

    Unusual flush valve in concealed cistern

    Hi All, I have an apparently very common issue (water won't stop flowing into toilet) with a concealed cistern. I've looked at a few videos and googled quite a lot, but I'm drawing a blank so I was hoping someone might have an idea... I've attached a couple of pictures. You push the plate...
  6. C

    Toilet cistern farts after flushing

    Hi, Has anyone got any idea why this toilet makes this noise after flushing? Many thanks.
  7. townfanjon

    Them bloody cistern bloo things

    Unbelievable are they giving these things away at Tesco ? I have pulled out 4 in 2 weeks now bunging up drop valves .
  8. S

    Cistern refilling 'delayed'

    I have a Villeroy & Bosch cistern with a Geberit dual push button valve - about 15 years old. After flushing, the cistern refills to about halfway and stops. Then, the valve seems to randomly allow a bit more water through. There's no indication that the cistern gets more than about 2/3 full...
  9. T

    Concealed cistern query re flushpipe connection.

    A concealed cistern has a small leak from where the flushpipe joins the flushvalve. I have not seen this type previously but the large round cover would appear to be out of alignment. Is it designed to unscrew from a thread? Anyone care to explain as to how it can be removed? Thanks in advance.
  10. A

    12litre w.c cistern?

    I'm plumbing and gas but looking for a while. WC cistern which I can fill with maximum water on my own building a extension with a very shallow fall on the drains about 1 in 100 so I'm looking for maximum water discharge to help flush through on every flush I know on some cisterns I can fit a...
  11. J

    Help needed with Vantage Dual Flush Cistern

    The initial problem was that the 'quick' flush was not working but the full flush was fine. In the process of investigating, I am now at the point where the 2 tubes - one green, the other clear - have come out of where they go somewhere down below. I tied up the float to cut off the water inlet...
  12. K

    Toilet cistern losing water

    Hi all, just need help with a head scratcher. Got a call to a close coupled cistern losing water, every hour or so the ballvalve drops to refill it. Theres no leak visible (this has been going on for a year) and no water is passing by the siphon into the pan. I dried the pan and left toilet roll...
  13. W

    300 litre Cistern has 15mm pipe to supply power shower .

    Hi All I have job to do . Hotel has 4 cisterns x 300 L water each cistern supplying two rooms with electric power shower 8.5 kW power that need to have min. 8m/min water flow . Power shower no heating water. Flow rate is below 7-7.5 No chance for pumps because system is complete mess . So...
  14. stytagm

    Leak from Isolator valve tap connector nut on bottom fill cistern

    Hi All, I was trying to replace a failing fill valve in my cistern, I got the old one out no problem, adjusted the new one, popped it in - carefully hand-tightened the nut - and as per the instructions - let the water back in to check the seal. It leaks (sprays) from the bottom of the metal nut...
  15. D

    Old cistern replacement

    hi guys I would be great full if someone could tell me if I could replace this old type cistern for a new modern cistern using the exsisting pan. Is the connection to the pan likely to be different?
  16. G

    Running water in toilet pan until I lift the cistern lid

    Hi, I have running water into the toilet pan after flushing. It is not the overflow as the water level stops below the overflow. The water in the cistern does not start rising after flushing. That is until I lift the cistern lid off. Doing this immediately allows the water level to rise. Not...
  17. E

    Toilet cistern air lock

    Hi there I'm having a problem with my toilet cistern. When the toilet is flushed there is a load noise which vibrates through the cold water pipes and I can only stop this by turning on a cold water tap. I've checked the ball valve and diaphragm in the cistern and they appear ok. Any...
  18. B

    toilet cistern wanted sainiflo

    Hi there – am looking for a cistern to fit a Saini-chase toilet pan 9see picture). Hope that someone knows where I can find one; if that does anyone know of a toilet pan that would fit a Saini-flow. Many thanks
  19. P

    How to replace outlet seal on Geberit concealed cistern ?

    Hi, I have two Geberit concealed cisterns and both are leaking when flushed. I have bought replacement seals for both ends of the outlet pipe, but how do I change the one on the cistern end ? Could anyone enlighten me please ? When I replaced the flush seal (the which blisters) I seem to...
  20. 3

    Roca built in cistern problem

    Hi ive been called to look at a job today where there has been previous plumbers who have first fixed and totally balls stuff up. Basically they have fitted a roca built in cistern and the square polystyrene push button part has been plasterboarded over and tiled over . This tells me that the...

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