05000272/LER-2077-042-03, Inoperability of Channel III Pressurizer Level

Inoperability of Channel III Pressurizer Level

ML19031B523
Person / Time
Site:	Salem
Issue date:	04/06/1978
From:	Librizzi F Public Service Electric & Gas Co
To:	Grier B NRC/IE, NRC Region 1
References
LER 1977-042-03
Download: ML19031B523 (2)

LER-2077-042, Inoperability of Channel III Pressurizer Level

Event date:
Report date:
2722077042R03 - NRC Website

text

0 PS~G 9 Public Service Electric and Gas Company Mr. Boyce H. Grier Director of USNRC Off ice of Inspections and Enforcements Region 1 631 Park Avenue King of Prussia, Pennsylvania 19406

Dear Mr. Grier:

LICENSE NO. DPR-70 DOCKET NO. 50-272 SUPPLEMENTAL REPORT REPORTABLE OCCURRENCE 77-42/03L April 6, g

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'-J1 Pursuant to the requirements of Salem Generating Station Unit No. 1 Technical Specifications, Section 6.9.1.9.b, we are submitting Supplemental Licensee Event Report for Reportable Occurrence 77-42/03L.

Sincerely yours,

)n~._yr F. P. Librizzi General Manager -

Electric Production CC:

Director, Office of Inspection and Enforcement (30 copies)

Director, Office of Management Information and Program Control (3 copies)

The Energy People

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U.S. NUCLEAR REGULATORY COMMISSION A

LICENSEE EVENT REPORT A

UPDATE REPO.PREVIOUS REPORT<< 6/18/77 CONTROL BLOCK: !-! -'Lo.*_.-'----"-.

..._I _.._I --!l 0 (PLEASE PRINT OR TYPE ALL REQUIRED INFORMATION) 0:2]

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~~~~~~ L.1J© I o I s I o I o I o I 2 I 1 I 2 IGI o I 6 I o I 3 I 1 I 7 I© I o I 4 I o I 6 I 1 I 8 I G) 60 61 OOCKET NUMBER 68 69 EVENT DATE 74 75 REPORT DATE 80 EVENT DESCRIPTION ANO PROBABLE CONSEQUENCES@

I During Mode 1 operation, Channel III pressurizer level was declared

[]:lIJ I inoperable.

Al~ remaining channels of pressurizer level were operable~

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The dual output comparator was replaced and functional test performed.

Test results were satisfactory and action statements terminated.

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SYSTEM co De I IIBI@

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CAUSE

CAUSE COMP.

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LER!RO LVEN.T YE..A.R REPORT NO.

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ATTACHMENT NPRD-4 PRIME COMP.

TAKEN ACTION ON PLANT METHOD HOURS ~ SUBMITTED FORM :;us.

SUPPLIER W@~@ LL!@ W Io Io I o I o I W@

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33 34 35 36 3 7 40 41 42 43 CAUSc DESCRIPTION ANO CORRECTIVE ACTIONS @

REVISION NC. w 32 COMPONENT MANUFACTURER IHI o I 1 Is I@

44 47 DJ)) I Troubleshooting revealed two failed capacitors on power supply board.

I Components replaced, comparator tested and returned to spares.

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METHOD OF

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RELEASED OF RELEASE AMOUNT OF ACTIVITY (2JI] W @ l!J(§I N /A 7

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10 11 80 80 LOCATION OF RELEASE @

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NUMBER f.:'::\\ TYPE t.;;;\\ DESCRIPTION ITI1] I o I o I o lW~

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9 11 12 13 PERSONNEL INJURIES t.:'.:°\\

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9 11 12 80 LOSS OF OR OAMAGE TO FACI LITV G TYPE

DESCRIPTION

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NRC use ONLY

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NAMEOFPREPAAER--~--T~---L_. __

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SORC Meeting No.

015-78 PHONE: (609)365-7000 Salen Ext.~

528