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Thanks--I think it is running at 110-115. Do I still need to drain and refill?? YIKES!

Hi, I have been doing my own testing for 4 months now and have some questions: The Total Chlorine is all over the place (from 5 to 27 to 11.5) the CH ppm has dropped to 275 after holding steady from 300-400 the TA is holding at about 100 the CYA has NEVER been as low as 40-50—but holds above...