ML20071L287

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Ro:On 820720,svc Water HX Combined Salt Water Outlet Valve 2-5W-197 Failed Shut Resulting in Loss of Salt Water to Both Exchangers.Power Decrease Initiated
ML20071L287
Person / Time
Site: Calvert Cliffs 
Issue date: 07/21/1982
From: Russell L
BALTIMORE GAS & ELECTRIC CO.
To: Haynes R
NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION I)
References
NUDOCS 8208020394
Download: ML20071L287 (1)


Text

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IertifiedE7 bM B ALTIMORE GAS AND ELECTRIC COMPANY p.o. s o x 3 47 s e AL7s uoR E M A R YLAND E1203 Lv3 7 L ps as cc at

.ga agAmer Lastcy, asAnvLAamo 20057 July 21,1982 Mr. Ronald C. Haynes, DLw Docket No. M-318 Office of Inspection and Enforcement License No. DPR 49 U. 5. Nuclear Regulatory Commisssion Region 1 631 Park Avenue King of Prussa, PA.19406

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LER 82-34, Unit 2 Deer Mr. Maynes This letter is to confirm our verbal notification of your Mr. Raich Architzet of the discovery that both service water heat exchangers were inoperable due to a loss of salt water.

At 1307 on July 20,1982 with Unit 2 in Mode 1. the service water heat exchanters con 4ined salt water outlet valve 2-5W-197 failed shut resulting in a loss of salt water to both the service water heat exchangers (T.S. 3.7.4.11. A power decrease was initiated until salt water flow was reestablithed to the service water heat exchansers at 1330, thus terminating the event.

A comotete description of this event and further corrective actions will be addrM in the follow-up report.

V trulv yours

'k

. B. Russell V

Plant Superintendent LBR fid ec:

3. A. Tiernan R. v. Dountaes Director, office of Vensaement R. E. Architset Information & Protram Control L. B. Russell G. S. Pavis

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