1. Backflow prevention Why the changes? Greater emphasis on protection of the water supply FDA also focuses heavily on product protection In some places it may have been overlooked.

2. Placement of Backflow Prevention Devices on Plate Coolers 5 or 3 point debit 5 Point Water Protection 3 Point Product Protection

3. PLATE COOLER – NO SUBMERGED DISCHARGE – NO BY-PASS POTABLE WATER SUPPLY OPEN TO ATMOSPHERE (NO SUBMERGED OUTLET) WATER AND MILK PROTECTED

4. PLATE COOLER – NO SUBMERGED DISCHARGE – BYPASS POTABLE WATER SUPPLY OPEN TO ATMOSPHERE (NO SUBMERGED OUTLET) WATER & MILK PROTECTED

5. PLATE COOLER – NO SUBMERGED DISCHARGE – SEPARATE BY-PASS POTABLE WATER SUPPLY OPEN TO ATMOSPHERE (NO SUBMERGED OUTLETS) WATER & MILK PROTECTED

6. PLATE COOLER – PRESSURIZED DISCHARGE (VALVE IN LINE) POTABLE WATER SUPPLY backflow preventer required in supply line PRESSURIZED DISCHARGE – ball valve in discharge line, solenoid valve in discharge line, non-siphon stock tank float at end of line, etc. WATER & MILK PROTECTED

7. PLATE COOLER – PRESSURIZED DISCHARGE (NEW REQUIREMENT) POTABLE WATER SUPPLY backflow preventer required in supply line and in by-pass line PRESSURIZED DISCHARGE ball valve in discharge line, solenoid valve in discharge line, stock tank float at end of line, etc. WATER & MILK PROTECTED

8. PLATE COOLER – PRESSURIZED DISCHARGE WITH SUBMERGED INLET POTABLE WATER SUPPLY backflow preventer required in supply line, if outlet is pressurized SUBMERGED OUTLET Line submerged in stock tank, float mounted below flood rim of stock tank, etc. Backflow protection required WATER & MILK PROTECTED

9. PLATE COOLER – PRESSURIZED DISCHARGE & SUBMERGED INLET WITH BY-PASS (NEW REQUIREMENT) POTABLE WATER SUPPLY backflow preventer required in supply line, if outlet is pressurized & in by-pass line, if outlet is pressurized (float, ball valve, etc.) PRESSURIZED DISCHARGE WITH SUBMERGED OUTLET Discharge line with valve; line submerged in stock tank, float mounted below flood rim of stock tank, etc. Backflow protection required WATER & MILK PROTECTED

10. Other Backflow device issues RPZ Valves require Annual Testing and Documentation Tag on the RPZ Or Sheet or Log signed by certified tester