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1 <br /> 1 c. Drain the system or part thereof of the previous solution and refill with a water/chlorine solution <br /> containing at least 200 parts per million of chlorine and isolate and allow to stand for 3 hours. <br /> ' d. Following the allowed standing time, flush the system with clean,potable water until chlorine does not <br /> remain in the water coming from the system <br /> e. Submit water samples in sterile bottles to the authority having jurisdiction. Repeat the procedure if the <br /> biological examination made by the authority shows evidence of contamination. <br /> ' f. Operate valves during disinfection procedure. <br /> B. Prepare reports for all purging and disinfecting activities. <br /> 1 3.12 COMMISSIONING <br /> A. Fill the system Check compression tanks to determine that they are not air bound and that the system is completely <br /> ' hill of water. <br /> B. Before operating the system,perform these steps: <br /> 1 1. Close drain valve,hydrants,and hose bibbs. <br /> 2. Open valves to full open position. <br /> 3. Remove and clean strainers. <br /> 1 4. Check pumps for proper direction of rotation. Correct improper wiring. <br /> 5. Lubricate pump motors and bearings. <br /> 1 END OF SECTION 15411 <br /> 1 <br /> 1 <br /> 1 <br /> 1 <br /> 15411-11 No.99132-CP2 <br />