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I have no idea why ORP readings are so low. Rola-Chem Gold ORP probe was replaced on May 10, 2017, but for the last 2 weeks numbers way down. Wed. 9am ORP 180 FC 11.2 CC .0 Alk 80 Ph 7.4 CYA 70 Salt 4000 So I turned off the cells at controller. Thur 9am ORP 195 FC 10.4 CC .0 Alk 80 Ph7.4 CYA...

I believe I know the answer to this question, but it is digging at the back of my brain, so I thought I would just ask. Is there any way that the salt levels can be increased WITHOUT adding any salt? For some reason my level went from 4000 ppm on March 6th to 4700 on April 3rd. I talked with the...

The story is too long to tell, so lets start at the point I was given the task of maintianing the pool about 5 weeks ago. The sales rep from the SWG system recommended these settings: ORP1 735, feed time 900sec (15min), ORP2 680 (liquid CHL backup) feed @ 180 secs, PH @7.3. After two weeks of...