ML19338E565

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Provides Review of 730116 Response to 721206 Bulletin 72-03 Re Limitorque Valve Operator Malfunctions.Reiterates Util Commitments Re Replacement Switches for Valve Operators
ML19338E565
Person / Time
Site: Dresden, Quad Cities, Zion  Constellation icon.png
Issue date: 01/24/1973
From: Grier B
NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION III)
To: Brian Lee
COMMONWEALTH EDISON CO.
Shared Package
ML19338E566 List:
References
IEB-72-03, IEB-72-3, NUDOCS 8010030354
Download: ML19338E565 (1)


Text

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UNITED STATES

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ATOMIC ENERGY COMMISSION DIR ECTO R # ' 2 OF REGULATORY OPERATIONS

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j REGION Ill NsO 799 ROOSEVELT ROAD yrt;tpgoyg i

G LEN 8"' LYN. ILLINOIS 6o137 (3I2) e58-2ee0 January 24, 1973 Docket No. 50-10 Cormonwealth Edison Company 50-237 ATTU: Mr. Eyron Lee, Jr.

Assistant to the President 50-249 50-254 P. O. Bor. 767 Chicage, Illinois 60690 50-265 50-295 50-304 Gentlemen:

We have reviewed yeer letter of January 16, 1973, in response to our letter dated December 6, 1972, concerning licitorque valve operator ralfunctions identified in Regulatory Operations Bulletin 72-3.

We have no further questions relative to this matter at the present time.

HovcVer, regarding your letter of January 16, we understand that:

(1) valves in the Dresden Station Unit 1 fitted with SMB-00 and/or S!3-000 operators will receive replacement switches during th(- refueling o. stage currently scheduled to be cocp %ted during June 1973, (2) core co=pletc information is to be available by January 31, 1973, relative to valve operators installed in the Quad-Cities plants, and (3) all valves in the Zion Unit No.'2 plant fitted with SMB-00 and/or SMB-000 valve operators vill receive replacement uvitches by October 21, 1973.

Yo'ur cooperation with us in th!s matter is appreciated.

Sincerely yours, Boyce H. Grier Regional Director bec w/1tr dtd 1-16-72:

R0 Chief, RT&OL RO Chief, RCE RO:HQ (4)

Licensing (4)

ER Centrc1' Files PDR Local PDR NSIC DTIE 4

GC, Beth l

R. Rcrfrow, GC (2) i t

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