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Posted by JoeSpareBedroom on January 19, 2007, 11:16 am
>
> JoeSpareBedroom wrote:
>> >
>> > I have replaced the inner ball & rubber inserts & springs in my 40+
>> > year
>> > old Delta shower several
>> > times in the past year. The changing outs only results in a week or so
>> > of
>> > the leaking stopping.
>> >
>> > In looking inside the fixture with the ball out I see that the copper
>> > inside has turned green. Would
>> > any particular brand of Naval Jelly be too strong to use? What would
>> > you
>> > recommend, assuming that
>> > removing the corrosion inside there would help make a better seal
>> > between
>> > the fixture & the rubber &
>> > the ball.
>>
>>
>> Try something else first: Drop the entire shower head into a bucket of
>> vinegar that's no hotter than the hottest water from your tap. Soak it
>> for
>> an hour, then scrub the encrusted areas with a toothbrush. For spots too
>> small for the toothbrush to reach, pick up a couple of non-metallic
>> Dremel
>> brushes. You don't necessarily have to own a Dremel tool to use the
>> attachments in this way.
>
> Yeah, I doubt the copper corrosion is building up, and I'm not sure
> that Naval Jelly works on copper; if there is a leak problem with the
> copper corrosion, it's more likely because the copper is being eaten
> away. More likely calcium buildup, and that dissoves in medium strength
> acid, and that means cheap vinegar.
>
> Nice idea re the Dremel tools, btw. Never thought of that.
>
Yeah....they make brushes in so many shapes and materials - they're
terrific. Got the idea from my dentist, actually, who can talk about tools
for hours on end.
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