How to Clean the Filter System on an Above Ground Pool
- 1). Remove the filter cartridge from the filter's housing.
- 2). Hose off the filter at a 45-degree angle to remove any surface debris.
- 3). Fill a bucket with 1 cup trisodium phosphate and 5 gallons of water. Place the filter into the bucket and allow it to soak from one hour to overnight.
- 4). Remove the filter from the bucket and hose it off until the water runs clean.
- 5). Replace the filter in its housing and close the lid.