With the pump not running leaks in a return line will slow down and sometimes stop leaking all together whereas on a skimmer or main drain line they may leak more when the pump is off.
Inground pool leak return fittings leak vinyl.
A simple pressure test and or dye test can often confirm where the problem is but the solution to the fix is far from simple.
Vinyl tears are easy to patch but they must be treated immediately to stop the leak from spreading.
Since the underground plumbing is held in place by the soil this movement frequently causes leaks at or near return fittings where the plumbing is integrated with the pool structures.
Vinyl liner swimming pool return jet leaks an industry expert explains the most common ways that vinyl pool returns tend to develop leaks in the pipe flange gasket and screws.
Vinyl liners concrete or gunite to name a few.
If you have a vinyl pool liner look for tears or separations around the fittings lights steps and corners.
Vinyl liners are subject to tears and cuts that leak.
The material of the pool itself.
1 888 818 pool.
How to fix a leak in a pool.
The skimmer boxes the return fittings the main drain assembly or any fittings that attach to the underground plumbing on the other side of the pool wall.
If you have a vinyl liner pool your pool skimmer may be where your leak is.
Patches and new liners once you identify where your pool s leak is you ll see whether a patch will suffice.
Sharp objects hitting the side of the pool or a careless swimmer can cause a tear in the vinyl surface.
Vinyl pools tears in the vinyl lining are a major cause of swimming pool leaks in this type of surface.
If the leak is from the return fitting itself then this is a much more involved repair.
All of these can leak.
To find a leak in a vinyl pool fiberglass pool or gunite pool use the simple food coloring method described above or hire a trusted professional to thoroughly inspect the pool for you.
Fortunately it s fairly easy to find and fix.
If the pool stops leaking when all of the lines are plugged you can remove plugs one by one from skimmer main drain and return lines to see if the leak starts again.