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~5 96 97 98 99 OPERATION OF CONTROL AND REGENERATION PROGRAM FOR STEAM GENERATORS SLOWDOWN CLEAN-UP MIXED BED DEMINERALIZERS FLOW CONTROL VALVE (MIXED BED DEMl~ERALIZERS: 2-tl 2-2 FLOW CONTROL VALVE (ACID SOLUTION) ." FLOW CONTROL VALVE (CAUSTIC SOLUTION)
E E F C D G H I K L M N 0 p J Q R s T STEP SWITCH NO. A B FCV-841 FCV-84:: FCV-845 FCV-847 FCV-849 FCV-ffi I FCV-853 FCV-ffi5 FCV-857 FCV-~ FCV-869 FCV FCV FCV-870 FCV-865 FCV-006 FCV-867 FC\l-868A FCV-008f - FCV-871 FCV-872 873A - - FCV-874 873B E FCV-842 FCV-84~ FCV-846 FCV-848 FCV-850 FCV-85, FCV-854 FCV-856 FCV-858 FCV-860
.. SERVICE BACKWASH RINSE INTER- DI- BACK-SHUT-OFF LEAK PUMP DILUTION WATER SHUT- CAUSTIC SHUT LEAK REGEN FINAL REGEN CAUSTIC FACE AIR ISO- UTION OFF TEMP PUMP OFF OFF Co.t- RINSE TIMER CCM- REGEN STEP FUNCTION AND DESCRIPTION RATE SOURCE TIME VENT SERIES LATION WASH OFF ACID INLET OUTLET INLET WATER ACID ::AUST IC CONTRO WATER PLETE COND RESET PLETE RESET (GPM) (MIN) INLET OUTLET INLET OUTLET INLET OUTLET WATER COLD HOT RESET CHECK ALARM
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I LAG 0.5 0 0 § 2 BACKWASH
' 60 RI 15 0 0 0 0 0 3 LAG . 0.5 0 *-
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.D ACID DRAW 0.58 H2S04 4
24.5 0,9 RI NaOH 20 0 0 0
. 0 0 0 R 0 0 0 R 0 D CAUSTIC DRAW RI .
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. 0 0 ACID DISPLACE 24.5 RI B 0 B
5 0.9 NaOH 20 y 0 0 0 y N 0 0 0 0 0 R 0 CAUSTIC DRAW H
' 16 RI s s E I E G CATION RINSE 24.5 RI L 6 16 E L
0 0 0 E H 0 0 0 0 RI C C C CAUSTIC DISPLACE 14.2 T T 0 -
0 0 N C 7 CATION RINSE 24.5 RI 19 R
0 0 0 R
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u 0 0 0 0 ANION RINSE 75 RI s w C w
- I T C I I 8 BED LEVEL DRAIN 10 T 0 0 0 0 T C
V 0 0 C I H
9 BACKFILL (12') 24.5 RI 6 H 0 0 T y 0 0 0 10 AIR MIX (NO I) 147 SCFM 10 0 0 0 0 ,
II LAG 0.5 0 0 § 12 BED LEVEL DRAIN 5 0 0 0 0 0 0 J3 13 AIR MIX (NO. 2l 147 SCFM 10
. 0 0 0 0 14 REFILL 75 RI 12 - 0 0 0 0 0 B
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15 FINAL RINSE 75 RI 5 0 0 0 0 0
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O*')' 16 Cc>>IDUCTIVITY CHECK 5 RI 2 0 0 0 0 ~
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SERVICE RINSE 75 RI 5 0 0 ,- --
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CONDUCTIVITY CHECK 5 RI 2 0 0 0 0 A
LEGEND:~ VALVE OPEN (PIN INSERTED) RI REGENERANT INLET WATER H2S04 - 98S ACID VALVE CLOSED SI SERVICE INLET NaOH - 50S CAUSTIC R PUMP RUNNING PIN INSERTED ' UNIT - 2 DRAWING NUMBER 'REVISION
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