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Noisy toilet flush

Posted: Thu Feb 19, 2009 4:43 pm
by DuranGO
Can anyone explain to me the possible cause of the noise when the toilet is flushed... its sounds as though there is air trapped, but I'm not sure where or how to fix it?

Posted: Thu Feb 19, 2009 10:02 pm
by rosebery
Can you give a better description of the noise and the timing of events when it occurs?

Thanks

Posted: Fri Feb 20, 2009 9:51 am
by DuranGO
Hi The niose occurs whenthe toilet is being flushed.. the noise sounds like a vibration

Posted: Sat Feb 21, 2009 12:09 am
by rosebery
So its during the flush rather than at the point the cistern completes filling? On this basis try throttling back the flow on the supply by closing the service valve between one quarter and halfway.

Let us know.

Cheers

Posted: Sat Feb 21, 2009 9:59 am
by rosebery
My reply assumes that it was the inlet valve vibrating as the toilet flushes and it opens to let more water in.

As an additional thought take the lid off the cistern, operate the flush and watch / listen to see what is happening. Is anything obviously vibrating?

Cheers