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Posted by Oren on April 28, 2008, 7:58 pm
wrote:
>
>>> headware wrote:
>>>
>>> >>I was replacing the caulking in my bathtub and I removed caulking
>>> >>around the drain trip cover plate just below the faucet. I also
>>> >>loosened the plate it self so I could clean the tub behind it. I then
>>> >>screwed the plate back into place but did NOT caulk it. I then started
>>> >>to fill the bathtub up with water, got distracted, and accidentally
>>> >>filled the tub about half way up the cover plate. I turned off the
>>> >>water and could hear it draining. I know it was draining through cover
>>> >>plate because I had duct taped the actual drain closed.
>>>
>>> >>My question is where did that water go? Did I just flood the wall
>>> >>behind my bathtub or does the space behind the cover plate lead down
>>> >>into the drain? Diagrams online seem to indicate that it goes into the
>>> >>drain, which is in line with the sound I heard, but I wanted to make
>>> >>sure.
>>>
>>> >>Thanks,
>>> >>Dave
>>>
>>> > After doing a little more research, it looks like the plate is
>>> > actually the overflow safety mechanism and is intended to drain water
>>> > out of the tub in case you leave it running. I'm not sure why this one
>>> > had been caulked since that would seem to negate its purpose, but I
>>> > guess the point is that these do, in fact, lead to the drain. I won't
>>> > replace the caulking around it.
>>>
>>> > Dave
>>>
>>> Here's an exploded
>>> view:http://www.plumbingproducts.com/wasteoverflowparts.html
>>>
>>> Yes, it goes into the drain.
>>>
>>> One note: Rubber gasket, Part #1, fits *behind* the tub
>>> and seals the tub to the overflow tube flange.
>>> Often, that rubber deteriorates and doesn't seal well.
>>> In that event, you can get leakage behind the tub any time
>>> water runs down the tub surface, such as when showering;
>>> it doesn't need to be a true overflow situation to do it.
>>>
>>> The rubber can be replaced (if yours has gone bad) by working
>>> a new one in thru the opening.
>>>
>>> Jim
>>
>> Jim,
>>
>> Thanks for the reply. I looked and there does not appear to be any
>> rubber gasket at all. I do have a Price Pfister so I'm not sure why
>> there isn't one there. I looked at the other tub in my house and saw
>> the same thing; no gasket. Is it possible my model doesn't use that
>> part? It's likely an old tub (15-20 years). Not sure how it would keep
>> a good seal if it didn't have one. Maybe I should order a couple.
>
>The gasket should go between the outside of the tub and the overflow drain
pipe.
>If there is none, it may leak, which could explain why the drain holes were
>caulked shut.
>
With the proper gasket in place, the OP can caulk around the plate.
Look at the bottom of the plate for a weep slot .... do not caulk that
shut or the tub will overflow.
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