ML17252A900

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Letter Informing of 06/07/1973 Occurrence of Flow Trip Settings Being Slightly Below Technical Specifications During Performance of Periodic Tests and Calibration Checks - Indian Point Unit 2
ML17252A900
Person / Time
Site: Indian Point Entergy icon.png
Issue date: 06/08/1973
From: Caldwell W
Con Edison, Consolidated Edison Co of New York
To: O'Reilly J
US Atomic Energy Commission (AEC)
References
Download: ML17252A900 (2)


Text

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(~0°')(1 0~7052A,';9) 0 06/~/73 2 ICS I DC C NYt<

,38 FR DC NEWYORK NY

,~, 06-08 61~P EDT S JA.ES P OREILLY DIR EGULATO Y OPERATIONS REGION t US ATO IC ENE GY COMMSISSION 970 BROAD ST NEWARK NJ 07102 REI t DIAN POINT UNIT

  1. 2 -FACILITY OPERATING LICENSE OPR-20 IN ACCORDANCE ITH THE REQUIREMENTS OF TECHNICAL SPECIFICATION
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WE ISH TO INFORM YOU OF AN ABNORMAL OCCURRENCE,

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WHICH TOOK PLCE ON JUNE 7,973*

CXJRING THE COURSE OF PERFORMING PERIODIC TESTS ANO CALBBRATION CHECKS RELATING TO REACTOR COOLANT FLOW AS REQUIRED BY THE FACLLYTY TECHNICAL SPEFICICATTONS, IT WAS DETERMI~D THAT THE FLOW TRIP SETTINGS WERE SLIGHTLY BELOW THOSE SPECIFIED TN SPECIFICATION 2.3~1, AT THE TIME OF THE OCCURENCE, THE REACTOR WAS CRITICAL AT ZERO P OWER FOR ZERO POWER PHYSICS

TESTING, TN ACCORDANCE WITH THE REQUIREMENTS OF TECHN!CAL SPECTFTCATTON 6,2, NOTIFICATION OF THE CHAIRMAN OF THE NUCLEAR FACILITIES AFETY COMMITTEE HAS TAKEN PLACE.

R A FASANO OF YOUR OFFICE WAS ALSO NOTIFIED BY TELEPHONE ON JUNE g 1973 OF THE OCCURRENCE Y MR JOHN M MAKE

ACE, CHIEF ENGINEER, UNIT NO 2 Sf' 1201 IR5-60) r

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~ E ARE CURRENTLY INVESTIGATING THE CAUSE OF THE OCCURRENCE ANO THE RESULTS OF OUR INVESTIGATION A D CORRECTIVE ACTION TAKEN WILL E SUBMITTED IN THE REQUIRED TEN DAY REPORT TO THE DIRECTOR OF LICENSING WILLIA~ E CALOWELL-CON EDISON CO 4 IRVI G PLACE NY NY,0003 TELEX NB

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