The outer black ring on the gauge is adjustable. You move it so the Start mark is equal to the pressure you see when the filter is clean and the Clean mark will tell you when to backwash.
The outer black ring on the gauge is adjustable. You move it so the Start mark is equal to the pressure you see when the filter is clean and the Clean mark will tell you when to backwash.
14'x31' kidney 21K gal IG plaster pool; SWCG (Saline Generating System's SGS Breeze); Pentair FNS Plus 48 DE DE filter; Whisperflow 1 HP pump; 8 hours hrs; kit purchased from Ben; utility water; summer: none; winter: none; PF:5.7
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