STEP 1
Sta-Rite System 2™ Filters and Filter Systems, Model Numbers beginning with PLM or PLD
Aquatools Filters and Filter Systems, Model Numbers beginning with AT84100, AT84150, or AT8230
Product Identification
Inspect the first 4 characters of the "SERIAL NO" on the Filter Model Plate. The 5th character doesn't matter for the purpose of this notice. Only the following serial numbers are affected:
1A03_
1B03_
1C03_
1D03_
1E03_
1F03_
1G03_
1H03_
1J03_
