3701-31-04 ( D )(6)(a) / ORP reading shall be 650 millivolts or greater.
Observed the ORP reading to be 600 millivolts.
The minimum acceptable ORP is 650 millivolts. Determine why the ACC unit is reading an ORP of 600 millivolts and ensure that an ORP of 650 millivolts is maintained.
3701-31-04 (C)(2) / pH is within 7.2 to 7.8
Observed the pH to be approximately 8.0.
The pH shall be maintained between the range of not less than 7.2 and not greater than 7.8. Treat the pool water so that the pH is within the range of 7.2 and 7.8.