ML19031B570

LER 1977-019-01 for Salem, Unit 1, Inoperable Boron Injection Tank

ML19031B570
Person / Time
Site:	Salem
Issue date:	04/12/1977
From:	Schneider F Public Service Electric & Gas Co
To:	O'Reilly J NRC/IE, NRC Region 1
References
LER 1977-019-01
Download: ML19031B570 (3)

Text

Frederick W. Schneider Public Service Electric and Gas Company 80 Park Place Newark, N.J. 07101 201/622-7000 Vice President Production April 12, 1977

~CJ'.J.,1.* :,

~@gula.to ry Mr. James P. O'Reilly Director of USNRC Off ice of Inspections and Enforcements Region 1 631 Park Avenue King of Prussia, Pennsylvania 19406

Dear Mr. O'Reilly:

LICENSE NO. DPR-70 DOCKET NO. 50-272 REPORTABLE OCCURRENCE 77-19/3L Pursuant to the requirements of Salem Generating Station Unit No. 1 Technical Specifications, Section 6.9.1, we are submitting Licensee Event Report for Reportable Occurrence 77-19/3L. This report is required within thirty (30) days of the occurrence.

Sincerely yours, CC: Director, Office of Inspection and Enforcement (30 copies)

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

Report Number: e/19/3L Report Date: 4/6/77 Occurrence Date: 3/30/77 Facility Salem Generating Station Public Service Electric & Gas Company Hancocks Bridge, New Jersey 08038 IDENTIFICATION OF OCCURRENCE:

Inoperable Boron Injection Tank CONDITIONS PRIOR TO OCCURRENCE:

Unit in Mode 3, recovering from Safety Injection/Reactor Trip.

DESCRIPTION OF OCCURRENCE:

Following a Reactor Trip/Safety Injection, the Boron Injection Tank was declared inoperable due to the Boron concentration being below the minimum concentration allowed by the Technical Specifications, LCO 3.5.4.1.

DESIGNATION OF APPARENT CAUSE OF OCCURRENCE:

Loss of Boron Concentration was caused by a High Steam line ~ Pressure Safety Injection.

ANALYSIS OF OCCURRENCE:

The Boron Injection Tank was returned to an operable status within the time allowed by Technical Specifications. At no time was there any

• danger to the general public or site personnel.

CORRECTIVE ACTION:

Emergency Instruction I-4.2 was implemented and the boron concentration in the Boron Injection Tank was returned to within the Technical Speci-fication values. Boron samples confirmed operability.

FAitURE DATA: ...

Not applicable.

Prepared by~~~~-T_.~L_.~S_p=-e_n_c_e_r~~-

Generating Station SORC Meeting No. 41-77

~~~~~~~~~~~

CONTROL BLOCK

• LICENSEE EVENT REPORT 6

LICENSEE LICENSE EVENT NAME LICENSE NUMBER TYPE TYPE REPORT REPORT CATEGORY TYl'E SOURCE COCKET NUMBER EVENT CATE REPORT CATE

~CON'Tl5; !OJ l~I ~ ~p1s101-1012111 ~ 10131310171~1 69 4 IOl4IOl617llJ 75 '

EVENT DESCRIPTION

@))I During Mode 3, the BIT was declared inoperable due to Boron Concentratiotj.

7 89 80

@][) being below the required Tech Spec value. The BIT is a passive componen 7 89

@El common to both ECCS subsystems, therefore, no redundant component-was 7 8 '

@:fil I available. Boron concentration was re-established and the BIT declared I 7 8 9 ao

~I operable~ This is the 5th occurrence of this type._ (77-19/3L) 1-7 8 9 CAUSE PRIME COMPONENT COMPONENT ao SYSTEM CCCE CCOE COMPONENT CODE SUPPLIER MANUFACTURER VIOLATION

@mlfil.EJ LA.I !XI XIX! XI UKj_ LZJ I z I 91 91 91 L.NJ 7 8 9 10 11 12 17 43 44 47 48 CAUSE DESCRIPTION IOlill The cause of this occurrence was a Safety Injection that diluted the BIT I

~9 - 80

~I concentration below that allowed by Technical Specification. I 7 8 9 80 7ITlfil...,_---~~~-~-~~~-~~~~~~-~~-~--~~~----~~

8 9 80 FACILITV METHOCOF STATUS ~POWER OTHE*R STATUS CISCOVERV CISCOVERV DESCRIPTION

[ill] Lill - 1010101 I~,...._--N~/~A=--,...._~I l.a.J NIA I 7 a 9 10 12 13 44 45 80 FORM OF ACTI VITV CONTENT RELEASED OF RELEASE AMOUNT OF ACTIVITY LOCATION OF RELEASE 7l!:E18 9LEJ ~ 10 I1.,.,1---------"-------44~ N/A I I N/A 4.,.,5--------=-~----------,...,!

80 I

PERSONNEL EXPOSURES NUMBER TYPE DESCRIPTION 111311010101 L!J l!-::-------N=/~A""""- __________________________________---..-:!

~ 9 11 12 13 J PERSONNEL INJURIES NUMBER DESCRIPTION 7

ITEJ I9O IO I OI 8 11

.I 12 N/A 80 I

OFFSITE CONSEQUENCES 11151 !

~9 LOSS OR DAMAGE TO FACILITY N/A J

TYPE DESCRIPTION

!ili] I Z I I N/A 1 a'9 to J GEJ PUBLICITY - --~

7 8 9 80 ADDITIONAL FACTORS II1!11:-~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~"""'1 7 8 9 NAME:. _ _ _...;T;..:*:......:L~--*:......;S~p.._e""n""-=c=e....

r ________,...._ PHONE: (609) 365-7000 Ext.Salem- 52: