Leak in IG skimmer during pressure test - bubbles from a screw hole in skimmer bottom - weird

May 22, 2012
4
Knoxville, TN
Pool Size
16000
Surface
Plaster
Chlorine
Salt Water Generator
SWG Type
CircuPool Edge-40
We are in the process of replacing our concrete pool deck with pavers and relocating the equipment pad.
Concrete was demolished and I have re-plumbed to the new equipment location. I have set up a pressure test on each of the lines.
The skimmer is plumbed with the main drain into it and then 2" line to the pump suction. I have a winterizing standpipe in the main drain connection and a winterizing plug in the pump suction connection.
With only a couple of psi on the line, I get bubbles from the screw hole in the center bottom of the skimmer. (Bubbles photo)
In the Skimmer outlet photo, you can see that the "thread bottoming out ring" (?) is cracked and broken off for part of the circumference. Perhaps at some point a fitting may have been over-tightened in there?
Maybe that has created an internal micro crack that I cannot see?
1. Has anyone seen this type of issue?
2. For a pressure test of just the piping, I could get an inflatable test plug and get it down into the piping elbow at the bottom of the skimmer.
3. For a possible crack in the skimmer, perhaps a schmear of epoxy around the circumference of the fitting below the "thread bottoming out ring"?
4. In actual operations, the skimmer piping will not have any pressure on it, so maybe it won't be an issue?
Thoughts?
Thank you.Skimmer outlet.jpg
Skimmer bubbles.jpg
 
Sorry you haven't gotten an answer, maybe a bump will help...
Road Trip Dog GIF by Tomas Brunsdon
 
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