If air is present in the filter housing you will hear air hissing out from.
Bleed air pool sand filter.
It happens more often than you would expect actually.
Next you have to open the air relief valve.
Next if your filter has a bleeder valve usually at the top of the filter open this while the filter and pump are running until water spits out of the valve and then close immediately.
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Pool filters clean pool water of debris and other unhealthy contaminants.
As another level of safety pull out the power plug so that you.
Filters pull water through the pool s plumbing pass it through the filter contained in the filter body which removes the debris and return the water through the pool s return lines.
How to bleed air from a pool filter look for your air relief valve on top of pool filter housing often just below or behind your pressure gauge.
Turn off the power supply of your sand filter.
7 steps to get air out of sand filter step 1.
Bleed the air from your filter regularly to keep it performing well.
With the pump running on the filter setting slowly open the valve.
Measures 3 inch length by 1 1 2 inch height by 1 3 4 inch width.
Easy fix raise the water level.