ML20084R485

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Telecopy Ro:On 750319,during Main Steam Line High Radiation Monitor Surveillance,Monitors a & B Found W/Setpoints Exceeding Tech Spec Limit.Cause Not Stated.Monitors Reset to Required Setpoints
ML20084R485
Person / Time
Site: Dresden Constellation icon.png
Issue date: 03/19/1975
From: Stephenson B
COMMONWEALTH EDISON CO.
To: James Keppler
NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION III)
Shared Package
ML20084R481 List:
References
NUDOCS 8306150135
Download: ML20084R485 (1)


Text

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VEC 106(ll24)(2-015364E078)PD 03/19/75> 1123 4N(K ICS IPMbhGZ CSP 4

8159424449 TDBh MondIS IL 65 03-19 ll25A EST PMS J AMES G KEPPLER, REGION AL DInECTOR, DIREClonATE OF HEGULATOMY.

s OPERATIONS, REGION 3, US NUCLEAR REGULATORY COMMISSION, WUX j

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799 ROOSEVELT RD

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GLEN ELLYN IL 60137

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SUBJ ECI : DPR-25, DNESDEh NUCLEAR POWEn STATION, UNII 3.

g THIS VILL CONFIHM A CONVEhSATIch WITh P JOHbS0h 0F YOUR OFFICE AT l

10:15 HOURS ThIS DATE CONCERNING x0UTINE MAIN Slt.AMLINE HIGH l

l RADIATION MONITOR SERVEILLANCE IN WHIch ThE "A" AhD "o" h061 Turts WERE FOUND TO HAVE SET POINTS IN EXCESS OF VALUES WHICH C0hRESPOND TO THE TECHSPEC VALUE OF "3 TIMES BACKGROUND". TttE MONIlonS wEnE IMMEDIATELY HESET TO REQUIRED SET POINTS. ALL OTHER MONIIGHS WERE s

OPERATIONAL AT THE TIME.

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