Swimming Pool Cartridge Filters Hayward Swimming Pool Filter Help?

Hayward swimming pool filter help? - swimming pool cartridge filters

This is a cartridge filter, drainage of water from a hose from the filter, laid back and closed the tank, let it fill BLEEDED so that no air when the pump is switched on a vibration strong buzz from the top of the filter tank was the purge valve is registered, but back, I have several times, but this is the first time with the buzz box filter tank top, you hear a block with the help of ants .... .... all lines are clear that there are no obstacles, a swimming pool on his property.