Typically an o ring or some teflon tape will seal these up.
Pool filter drain cap leaking.
There are other sand filter leaks that can be fixed however with the right filter parts.
The drain plug on a pool filter is often threaded and hard to reach due to its location so this can result in cross threading of the connection.
If the leak seems minor and is little more than a drip check for any.
In this video i replace a hayward key cover assembly.
We were losing a lot of water out of the swimming pool.
Overview this drain cap and gasket is compatible with hayward pro series sand filter models s140t s144t s164t s166t s180t s210t s220t s220t2 s230t s244t s244t2 s270t s270t2 s310t2 s360t2 and also compatible with high rate sand filter models s170tscpe s190tscpe.
If you find water leaking in your equipment area you may think you have a major problem.
Scoop out or use a wet dry vac to remove sand.
I get called often for leaks around the equipment area and in a lot.
The leak could be the filter the union on the pump side or the union or valve on the return side.
It s important to exactly where the leaks origin is.
Leaking water from or near a pool filter can have more than one cause.
The drain plug or cap can lose an o ring or gasket.
Remove the top mounted valve or dome.
Pour in new 20 silica sand labeled pool filter sand.
I realized it was leaking out of the drain line backwash port on the sand filter when it was set to.
If you have a hayward sand filter and its leaking out the backwash line when the pool is on filter or i.
Top mount valves seal up to the tank with an o ring and a tight clamp.
Drain the tank by removing the drain cap.
Jackie wrote an entire how to change pool filter sand post about how to change pool filter sand but here s a 5 step summary.