Hello again. You are a genius!! It worked. The readings immediately after were 2900, 72, 27.0, 3.50, 56P, -2900, 88-1, 8.80. I read them a couple of hours later and they are 2900, 75, 31.7, 0, 45P, -0, 88-1, 8.80. Salt tested with a strip at 2900. Does the second reading look good? Thank you so...