Hog Slat Inc. Newton Grove, NC USA February 2022 3 Evaporative Cooling System 2. The DAYS setting can be determined next. PLEASE NOTE, THE DEFAULT VALUE FOR OPEN TIME IS SETTING 1 (10 DAYS) UNLESS YOU COMPLETE THE FOLLOWING pH EVALUATION DO NOT ADJSUT THIS VALUE! For those concerned with water consumption pH can be monitored to determine a “minimum” flushing schedule. To determine DAYS utilizing pH evaluation follow the procedure below. a. Completely empty system and storage tank and refill with fresh water. b. Measure initial pH, a digital handheld meter is preferred.to test strips. Digital meter DPH-80 can be ordered at your local Hog Slat or Georgia Poultry Store. c. With system operating normally continue to monitor pH every 5 days until pH equals or exceeds 8.5. The number of days elapsed between initial reading and reading equal to or greater than 8.5 is your optimal CYCLE TIME. Please note that each indicator on the DAYS potentiometer equals 5 days! Days Setting Setting 0 1 2 3 4 5 6 7 8 9 Cycle Time (Days) 5 10 15 20 25 30 35 40 45 50 The Diagram below shows the location of OPEN TIME and DAYS potentiometers.
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