ML20069D842

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ROs 82-43 & 82-53:on 820910,during Mode 1 Operation,Hydrogen Analyzer Unintentionally Adjusted Out of Calibr Rendering Unit Inoperable.Instrument Recalibr & Returned to Svc
ML20069D842
Person / Time
Site: Calvert Cliffs, 05003178  Constellation icon.png
Issue date: 09/13/1982
From: Russell L
BALTIMORE GAS & ELECTRIC CO.
To: Haynes R
NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION I)
References
RO-82-43, RO-82-53, NUDOCS 8209220285
Download: ML20069D842 (1)


Text

DESIGNATED ORIGIHif 7

C rtified By BALTIMORE G AS AND ELECTRIC COMPANY e.o. max;says s A LTI M c M E. M AnvLAND 2T 202.

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.tAQ POwtR DEPARTMENT j"..-

.-ERT CLtFF1 MUCLEAR POWER PLANT 1y; ly, n/A83YLAND 20437

.T I'E h-September 13. 1982 Y

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Docket No. 50-317/50-318 Mr. Ronald C. Haynes, Director "J

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U. S. Nuclear Regulatory Comuniasion License No. DPR 53/DPR 69 Region 1

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King of Prussia, PA 19406

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SUBJECT:

LER 82-53 (U-1); LER 82-43 (U-2)

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Dear Mr. Haynes:

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-s This letter is to confirm our verbal notification of your Mr. Dave Trimble of the discovery that our only operable hydrogen analyzer was

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technically inoperable for a brief ~ period of ei==..

At 1045 on September 10, 1982 with Units No. I and 2 in Mode 1. it was discovered that the hydrogen analyzer (T.5'. 3.6.5.1) was iminten-tional17 adjusted out of calibration rendering the unit inoperable.

The instrument was recalibrated and returned-to service at 1125 ter-minating the event.

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A complete description cf the events leading to this discovery and any further corrective actions will be addressed in a follow-up report..',

N Very truly yours, it G~

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1 L. B. Russell I..,",,

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Plant Superintendent j

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'y Director, Office of Management

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R. M. Douglass-cc:

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Information & Program Control t', 5 " ~

L. B. Russell d l'

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J. M. Bills

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PDR ADOCK 05000317 G.- M y._,

8209220285 820913

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