05000272/LER-1981-119, Forwards LER 81-119/03L-0.Detailed Event Analysis Encl

Forwards LER 81-119/03L-0.Detailed Event Analysis Encl

ML20039G107
Person / Time
Site:	Salem
Issue date:	12/30/1981
From:	Midura H Public Service Enterprise Group
To:	Haynes R NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION I)
Shared Package
ML20039G108	List: 05000272/LER-1981-119, Forwards LER 81-119/03L-0.Detailed Event Analysis Encl 05000272/LER-1981-119-03, /03L-0:on 811206,svc Water Leak Found on Charging Pump 12 on Return Line of Oil Cooler & Charging Pump Rendered Inoperable.Caused by Corrosion within Pipes.Carbon Steel Pipe Tee Replaced
References
NUDOCS 8201150289
Download: ML20039G107 (3)

LER-1981-119, Forwards LER 81-119/03L-0.Detailed Event Analysis Encl

Event date:
Report date:
2721981119R00 - NRC Website

text

.

O PSEG Public Serv'ce E!ccinc and Gas Company P.O. Box #168 Hancocks Bndgc, New Jersey 08038 December 30, 1981 S '-

Mr.

R. C. Haynes Director of USNRC s

g Office of Inspection and Enfcrcement c

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Region 1

,e JAN 1'31982* %

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s

, Pennsylvania 19406 Egilmsermasus '

l

Dear Mr. Haynas:

not 7

LICENSE NO. DPR-70 p

DOCKET NO. 50-272 REPORTABLE OCCURRENCE 81-119/03L Pursuant to the requirements of Salem Generating Station Unit No. 1, Technical Specifications, Section 6.9.1.9.b, we are submitting Licensee Event Report for Reportable Occurrence 81-119/03L.

This report is required within thirty (30) days of the occurrence.

Sincerely yours, lY. /$

q H. J. Midura General Manager -

Salem Operations CC:

Distribution 8201150289 811230 PDR ADOCK 05000 S

The Energy Pe"ple N

g mw,a an u-_.

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- Report Number:

81-119/03L Report Date:

12-30-81 Occurrence Date:

12-06-81 Facility:

Salem Generating Station, Unit 1 Public Service Electric & Gas Company Hancocks Bridge, New Jersey 08038 l

IDENTIFICATION OF OCCURRENCE:

No. 12 Charging Pump - Inoperable.

This report was initiated by Incident RepUrt 81-489.

CONDITIONS PRIOR TO OCCURRENCE:

i Mode 1 - Rx Power 75% - Unit Load 800 MWe DESCRIPTION OF OCCURRENCE:

I On December 6, 1981 the shift supervisor discovered a service water leak on No. 12 Charging Pump on the return line of the oil cooler.

It was isolated by closing 1SW912 and 1SW916, the service water in-let and outlet valves to the lube oil cooler, pump gland cooler, and gear oil cooler, rendering-the charging pump inoperable.

At 1134 hours0.0131 days <br />0.315 hours <br />0.00187 weeks <br />4.31487e-4 months <br />, No. 12 Charging Pump was declared inoperable and Action Statement 3.5.2.a was entered.

l This occitrrence constituted operation in a degraded mode in accordance with Technical Specification 6.9.1.9.b.

i 1

DESIGNATION OF APPARENT CAUSE OF OCCURRENCE:

The leak was caused by corrosion within the pipes.

ANALYSIS OF OCCURRENCE:

Technical Specification 3.5.2.a requires:

With one ECCS subsystem inoperable, restore the inoperable subsystem to operable status within 72 hours8.333333e-4 days <br />0.02 hours <br />1.190476e-4 weeks <br />2.7396e-5 months <br /> or be in hot shutdown within the next 12 hours1.388889e-4 days <br />0.00333 hours <br />1.984127e-5 weeks <br />4.566e-6 months <br />.

L

LER 81-119/03L

CORRECTIVE ACTION

The leak was repaired by replacing the carbon steel pipe tee in the return line of the gear oil cooler to the pump gland cooler.

No. 12 Charging Pump was tested satisfactorily, and at 1907 hours0.0221 days <br />0.53 hours <br />0.00315 weeks <br />7.256135e-4 months <br />, December 6, 1981, the pump was declared operable and Action State-ment 3.5.2.a was terminated.

The plant was adequately protected by the other two Charging Pumps.

A request has been submitted for a DCR to upgrade the service water piping on the Charging Pumps.

FAILURE DATA:

Carbon Steel Tee Prepared By F.

Dickey

'8cM V

/

G e n e r a l' M a n a g e r -

Salem Operations SORC Meeting No.81-133 i