Finally had success in dropping all my levels to recommended range.
FC 6
TA 80
Ph 7.8
CYA 80
CH 250
Salt 3500
My question is: why is my acid level always so high. With a target of 7.8, my CSI is very good, but according to the TFP salt water balance, every time PH hit 7.8 I should drop it back down to 7.2-7.5. If I follow this recommendation, I will be adding 2 cups of MA everyday to every other day. Is this normal?
Well the reason I have been adding that much acid is to bring down the ph from 7.8 to 7.3 because I read to do that in the SWG balance article here. No other chemicals are being added as everything else is relatively stable.
I will leave it at 7.8 (better for CSI anyway) then and dose when I get to 8.0 as you suggested above.
Btw, new pebble finish was redone in Sept. maybe that’s why??? I was going to experiment with adding 50ppm borax. Also, I have a spa spillover running constantly.
New plaster does drive up pH and the spillover really does if vigorous. I would suggest reducing the spillover as much as possible with your automation.
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