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Posted by on June 27, 2006, 5:14 pm
Pete,
I turned up the water valve below the toilet and the hammering went
away. Not sure if that is a real fix though.
Pete C. wrote:
> luvtopost@yahoo.com wrote:
> >
> > Hi,
> > I have a strange problem with my toilet yesterday. When i flush, it
> > would make a loud croaking sound like someone was using a jackhammer,
> > but deeper tone. The float(ball) would go down as normal and then come
> > up with water refilling the tank. Any ideas on what causes the loud
> > croaking sound? Thanks alot.
> >
> > Confused homeowner.
>
> Air being sucked through the toilet trap due to a clogged vent, or a
> failing float valve causing a repetitive water hammer condition.
>
> Take the lid off the toilet, have your hand ready to lift the float and
> when the sound occurs pull the float up to stop the water. If stopping
> the water stops the sound and letting it continue to fill brings the
> sound back replace the float valve unit (they're cheap). If the float
> and water flow are not related to the sound inspect the vent stack for
> blockage.
>
> Pete C.
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