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  1. AggiEngineer

    Pool Math discrepancy?

    I was playing around with Pool Math tonight and noticed a discrepancy that I couldn't figure out. When I go to the "Effects of Adding" section and ask it the effects of adding 32 oz of 31.45% Muriatic Acid to my 18,875 gallon pool, it says pH will be lowered by 0.4. When I go to the main...
  2. AggiEngineer

    Modify Pentair Easytouch Lite to full system

    After getting so frustrated by the artificial limitations of the EasyTouch PSL4, I tried this at 11:30 tonight. At first I tried to de-solder the J23 jumper but eventually resorted to snipping it. I reset the controller outside and was at first mortified that it didn't work and I was seeing...
  3. AggiEngineer

    Cold water leaking from spa return when in spa mode

    This is my first post but I’ve been lurking for a couple of months. TFP is such an amazing resource! I ran my spa for the first time and while everything seemed to be operating as it should, I noticed a small amount of cold water (56 degrees) coming up through the spa return in the floor. That...
  4. AggiEngineer

    Howdy from Texas

    Howdy y'all! I'm new to the forums and soon to be a new pool owner (in-ground salt). Our family lives about an hour east of Dallas in Greenville, TX. When I agreed with my wife to finally get a pool, I told her she would have to the be pool boy and I'll be the pool manager. I'm making my way...