The first place on the filter to look for is the o ring that seals the top half of the filter to the bottom portion.
Sand filter cap leaking.
This short video shows homeowners how to re.
Side mount valves have bulkheads on the tank with many spacers and gaskets.
The sand filter catches fine grains of sand to keep the water clean.
The drain plug or cap can lose an o ring or gasket.
Some top mounted valve sand filters have a removable cap instead this is a moderately difficult repair.
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.
Remove the top mounted valve or dome.
A leaking sand filter can happen if the filter was not fitted correctly.
Replace valve or dome.
You can solve this by inspecting the suction side and return side.
You ll want to pay particular attention to the multiport valve spider gasket pump pot lid and all unions in the plumbing.
Drain the tank by removing the drain cap.
Swimming pool sand filter drain cap and gasket replacement 14 56.
Scoop out or use a wet dry vac to remove sand.
There are other sand filter leaks that can be fixed however.
Plastic pool sand filter repair step 1 turn off the sand filter and unplug the unit while making repairs to the device.
Pour in new 20 silica sand labeled pool filter sand.
How to fix or repair a swimming pool sand filter.
Top mount valves seal up to the tank with an o ring and a tight clamp.
Find out how easy it is to repair a swimming pools sand filter.