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    Invalid Cell Hayward 340

    Hi all, getting an error message that there is an “invalid cell”. I took the SWG out and cleaned it, reinstalled and restarted the pump. Still getting the message. This is a new SWG just about 1 year. Do I need to “reset the cell” from the board after cleaning? Could that be why I’m getting the...
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    Soo much acid!

    I’ve been struggling with a high PH 8.0 and high TA 125. Dumping MA every other day it seems to get the PH down but I just can’t get it past 7.6 which won’t let me get my TA down with aeration. I would appreciate any thoughts you may have. My equipment info should be in my bio and my testing...
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    Calcium/Scale?

    30k gallon salt water pool, new vinyl liner installed 1 month ago. FC 4.5 CC 0 PH 7.6 TA 200 CH 325 CYA 35 Running my SWG at 50%, backwashed last night, Pool heater at 80 degrees. I’m having trouble with scale or calcium or maybe that’s the same thing, it is white, fine, gritty and cloudy when...
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    Another post about Black Algae

    Friends, (first time pool owner and a bit overwhelmed here ) Found what I think is black algae (did the scrape test onto white paper and it was greenish) I have a vinyl pool built in 2004 I believe. I know they say there shouldn't be BA in a vinyl pool, but there are wrinkles and sm divots in...