ML19031B523

LER 1977-042-03 for Salem Unit 1 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)

Text

0 PS~G 9 Public Service Electric and Gas Company April 6, 1978

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Mr. Boyce H. Grier  ::i:Pl

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Director of USNRC <

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Region 1 (J)

'-J1 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 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 95-2001 300M 10-74

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] IN IJ Is I G Is I 1 IG)I o I oI -1 o Io I oI o I o I - I o I o IG)l 411 I 1I1 I 1101 I I@

7 8 9 LICENSEE COOE 14 15 LICENSE NUMBER 25 26 LICENSE TYPE JO 57 CAT 5B CON'T IIGJ 7 8

~~~~~~ L.1J© I o I s I 60 61 oI o I oI 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 OOCKET NUMBER . 68 69 EVENT DATE 74 75 REPORT DATE 1 I8 80 IG)

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~

@El The dual output comparator was replaced and functional test performed.

[2TIJ Test results were satisfactory and action statements terminated.

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7 8 9 80 SYSTEM CAUSE CAUSE COMP. VALVE co De CODE SUBCODE COMPONENT CODE SUBCDDE suacoDE

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7 8 9 I IIBI@ w@ w@ IIINlslTIRlul@

10 11 12 13 18 W

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20 SEQUENTIAL OCCURRENCE REPORT REVISION

(.".;°'\ LER!RO LVEN.T YE..A.R REPORT NO. CODE TYPE NC.

\::..I REPORT NUMBER I7 I7 I 21 22 I I 23 l 0 I4 I 2 I 24 26 I /I 27 I0I 28 3I 29 L1J 30 1-1 31 w

32 ACTION FUTURE EFFECT SHUTDOWN ~ ATTACHMENT NPRD-4 PRIME COMP. COMPONENT TAKEN ACTION ON PLANT METHOD HOURS ~ SUBMITTED FORM :;us. SUPPLIER MANUFACTURER W@~@ LL!@ W Io Io I o I oI W@ LBJ@ 11!..J@ IHI o I 1 Is I@

33 34 35 36 37 40 41 42 43 44 47 CAUSc DESCRIPTION ANO CORRECTIVE ACTIONS @

DJ)) I Troubleshooting revealed two failed capacitors on power supply board. I Components replaced, comparator tested and returned to spares.

lII!J 7 8 L.---------------------------------------------------------------------------------

9 FACILITY lj()\ METHOD OF ~

80 STATUS  % POWER OTHER STATUS \:::;J DISCOVERY DISCOVERY DESC!'llPTION 32 ITTIJ L!J@ 111 0 I 0 !@ I....___.N....../...,A__...___I W@ISurveillance Functional est 7 8 9 10 . 12 1'] 44 45 46 80 ACTIVITY CONTENT r.:;;;..,

RELEASED OF RELEASE AMOUNT OF ACTIVITY LOCATION OF RELEASE @

(2JI]

7 8 W @ l!J(§I 9 10 11 N /A 44 45 N/A 80 PERSONNEi.. EXPOSURES t.::'\

NUMBER f.:'::\ TYPE t.;;;\ DESCRIPTION ITI1] I oI o I o lW~ ....*---*_N...../._A_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ ___,.._ _ ____.

7 8 9 11 PERSONNEL INJURIES 12 13 t.:'.:°\

ao NUMBER OESCRIPTION6

~I 7 8 9 ol ol ol@).__11 12

_______N:.:.....;A~----------------------------------------_. 80 LOSS OF OR OAMAGE TO FACI LITV G TYPE DESCRIPTION ~

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1 10

______:N~A=-----------------------------------'80 ISSU=~~~~CRIPTION@ NRC use ONLY *~

m:2J Wei~--------.:N~/...;.A~------------------.l 7 B 9 10 68 I I I I I I I I I I I I20I ~:;;

69 NAMEOFPREPAAER--~--T~---L_.__s~o_e n~c~e~r=-----------

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

SORC Meeting No. 015-78 528 ..,