3701-31-04 ( D )(6)(a) / ORP reading shall be 650 millivolts or greater.
ORP reading was below 650 mv. please calibrate chemical controller
Have the ACC unit inspected to determined why the ORP is low.
Facility Type: Pool
[?] Inspection Type: Standard
Inspection Date: 16-May-2017
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Please calibrate chemical controller. |