mknauss
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    • mknauss
      No negative effects I can think of besides money. We have rarely seen where ORP and pH automated systems actually work.
    • mknauss
      mknauss replied to the thread TA seems stuck.
      5% is minimum. Never go below. So target should be at least 7.5%. Best to target 10% and then you have buffer if you get a flock of...
    • mknauss
      mknauss replied to the thread TA seems stuck.
      Chlorine not high. Actually about right for that level of CYA. Add the borates. No need to push the TA down quickly before adding them...
    • mknauss
      So you are using an ORP sensor for FC control. Your system is not properly designed to manage the pool and spa. Not sure we can make...
    • mknauss
      mknauss replied to the thread Post partial drain chemical help.
      Depends. Do you have softened water for make up water due to evaporation? Would your rather drain this winter or possibly wait another...
    • mknauss
      Welcome to the forum! I suggest you read through Pool Care Basics - Trouble Free Pool and even look at a few of our videos TFP-TV -...
    • mknauss
      mknauss replied to the thread Low CSI?.
      No issue. Rain has 0 CH and 0 TA. Wildly negative CSI. It rains on your coping and stones.
    • mknauss
      mknauss replied to the thread Hello from Oklahoma.
      Welcome to the forum! I suggest you read through Pool Care Basics - Trouble Free Pool and even look at a few of our videos TFP-TV -...
    • mknauss
      mknauss replied to the thread Low CSI?.
      If the concrete is submerged. Is it?
    • mknauss
      mknauss replied to the thread Pool/Spa return tied together?.
      That is the spa make up line. It will always, by design, add water to the spa when the system is in Pool mode. When in Spa mode, the...
    • mknauss
      mknauss replied to the thread Calcium Chloride Brand.
      Is that your fill water? I would be careful raising the CH too much. Best to maintain a bit higher TA and pH and keep the CH lower such...
    • mknauss
      mknauss replied to the thread Calcium Chloride Brand.
      I am curious. Fill water in Glendora I would suspect is primarily from the Colorado River. Thus your fill water CH is 250 ppm. So I...
    • mknauss
      mknauss replied to the thread Post partial drain chemical help.
      It would have been best to do a complete drain and refill. If you are not using softened water for make up water, you will need to do a...
    • mknauss
      If you regularly exchange large amounts of pool water with fresh water, then it can work. Such as if you have a sand filter that is back...
    • mknauss
      https://www.troublefreepool.com/wiki/index.php?title=Acid#Sulfuric_Acid
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