ML20125A604

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Ro:On 730801,during Routine Surveillance Testing MSIV 2-80A Closed in 6 Which Exceeded Allowable Ts.Caused by Frictional Resistance Between Spring Support Plates & Yoke Rods.Area Will Be Cleaned & Lubricated
ML20125A604
Person / Time
Site: Monticello Xcel Energy icon.png
Issue date: 08/03/1973
From: Larson C
NORTHERN STATES POWER CO.
To: Grier B
US ATOMIC ENERGY COMMISSION (AEC)
References
NUDOCS 9212080413
Download: ML20125A604 (2)


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9212080413 730803 PDR ADOCK 05000263 S

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AEC DIGIBUTION FOR PART 50 DOCKET MA*T AL k)

(J (TEMPORARY FORM)

' CONTROL Nos.

5943 j

FILE:

s FkCHI DATE OF DOC DATE REC'D LTR HEMO RPT OTHER Northern States Power Company Monticello, Minnesota 55362 l

C. E. Larson Undated 8-3-73 x3 TWX 10 ORIG CC OTHER SENT AEC PDR Boyce H. Grier 1

SENT LOCAL PDR CLASS UNCLASS PROP INFO.

INPUT NO CIS REC'D DOCKET NO:

x 1

50-263 DESCRIPTION:

ENCLOSURES:

Ltr reporting an incident on 8-1-73, in which MSIV 2-80A valve closed 6 seconds.....which is 4

cbove tech specs limit.....

CKNoyLEDGED D NOT REMOVE PLANT NAME: Monticello i

i FOR ACTION /INFORMATION 8-3-73 LB BUTLER (L)

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