Dirk- agree, I'm past the expected life
Jim R.- I ran the test. Turned the power to 0, then set it at 40%. The cell light was on 1:45, off 3:14, on 1:45, off 3:14, etc. Wow! I never knew it did that! Still, I've had the thing on for weeks at 100% and my chlorine has not gotten above 2 unless I...