ML18230B479

Functional Diagrams Feedwater Control & Isolation - Sheet 13

ML18230B479
Person / Time
Site:	Harris
Issue date:	01/14/1980
From:	Ebasco Services, Westinghouse Electric Corp
To:	Office of Nuclear Reactor Regulation
References
108D831
Download: ML18230B479 (1)

Text

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'LFG pLAN'F EACH VALVE DIAPHRAGM AND ITS ASSOCIATED PQSITIONER. V,ER pNO OSIER AROEFNA NOCLEPR THE SOLENOID VALVES ARE DE-ENERGIZE TO VENT, CAUSING7 l'IEI'.

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ALL CIRCUITS ON THIS SHEET ARE NQT REDUNDANT, EXCEPT WHERE INDICATED "REDUNDANT".

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4. THE REDUNDANT MANUAL RESET CONSISTS OF TWQ MOMENTARY CAROLI .4 POWER 8 LIGHT COMPANY CONTROLS ON THE CONTROL BOARD, ONE FOR EACH TRAIN. PECSTE >I SHEARON HARRIS NUC EAR POWER PLANT (44O T E 1) 800 MW(41 UN TS 1-4 1984 1990

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5. TRIPPING OF FEEDWATER PUMPS CAUSES CLOSURE OF I 3AIO Po QO AlQ+01TEM ASSOCIATED PUMP DISCHARGE VALVES. T [

6. THE FEEDWATER PUMPS AND PUMP DISCHARGE VALVES ARE SUPPLIED BY 'OTHERS.

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7. THE STEAM GENERATOR LEVEL SIGNAL 'ORIGIN MUST BE 9 9 L N El A SAE T I PR I DIFFERENT FROM THAT WHICH IS USED ON SHEET 7 FOR THE A/I 0 DlgL AT F MODULAR F. hhOOUL AT E PSODuL A.T E. Iv/IGDEIl ATf- MOI30LATE.

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