05000272/LER-1982-022, Forwards LER 82-022/03L-0.Detailed Event Analysis Encl

Forwards LER 82-022/03L-0.Detailed Event Analysis Encl

ML20052C321
Person / Time
Site:	Salem
Issue date:	04/21/1982
From:	Midura H Public Service Enterprise Group
To:	Haynes R NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION I)
Shared Package
ML20052C322	List: 05000272/LER-1982-022, Forwards LER 82-022/03L-0.Detailed Event Analysis Encl 05000272/LER-1982-022-03, /03L-0:on 820405,svc Water Flow 14 Containment Fan Coil Unit Was Less than 700 Gpm Required.Caused by Decrease in Output Flow Control Valve 14SW57 High Speed Air Supply. Regulator Blown Down & Setpoint Readjusted
References
NUDOCS 8205040637
Download: ML20052C321 (3)

LER-1982-022, Forwards LER 82-022/03L-0.Detailed Event Analysis Encl

Event date:
Report date:
2721982022R00 - NRC Website

text

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O >SEG Public Service Electric and Gas Company P.O. Box E Hancocks Bridge, New Jersey 08038 Salem Generating Station April 21, 1982 79/

,/

Mr.

R. C. Haynes

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Regional Administrator

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.g 0;gy j USNRC j j Region 1

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T [ci 631 Park Avenue

- f [i ?jk King of Prussia, Pennsylvania 19406

Dear-Mr. Haynes:

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LICENSE NO. DPR-70 DOCKET NO. 50-272 REPORTABLE OCCURRENCE 82-22/03L 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 82-22/03L.

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

Sincerely yours, 4 %s -

H.

J.

Midura General Manager -

Salem Operations CC:

Distribution f,

The Enerav Peoo!e_

8205040637 820421 PDR ADOCK 05000272 9s.2i89 om si ai S

PDR

.N Report Number:

82-22/03L Report Date:

04-21-82 Occurrence Date:

04-05-82 Facility:

Salem Generating Station, Unit 1 Public Service Electric & Gas Company Hancocks Bridge, New Jersey 08038 IDENTIFICATION OF OCCURRENCE:

No. 14 Containment Fan Coil Unit - Inoperable.

This report was initiated by Incident Report 82-072.

CONDITIONS PRIOR TO OCCURRENCE:

Mode 3 - Rx Power 0% - Unit Load 0 MWe.

DESCRIPTION OF OCCURRENCE:

On April 5, 1982, during monthly surveillance, the Control Room Operator observed that the service water flow to No. 14 Contain-ment Fan Coil Unit (CFCU) was less than the 700 GPM required.

No. 14 CFCU was declared inoperable at 1231 hours0.0142 days <br />0.342 hours <br />0.00204 weeks <br />4.683955e-4 months <br />, and Action Statement 3.6.2.3.a was entered.

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

DESIGNATION OF APPARENT CAUSE OF OCCURRENCE:

The reduced service water flow to No. 14 CFCU resulted from a decrease in the output of Flow Control Valve 14SW57 high speed air supply regulator.

ANALYSIS OF OCCURRENCE:

Technical Specification 3.6.2.3.a requires:

With one group of Containment Cooling Fans inoperable and both Containment Spray Systems operable, restore the in-operable group of cooling fans to operable status within 7 days, or be in at least hot standby within the next 6 hours6.944444e-5 days <br />0.00167 hours <br />9.920635e-6 weeks <br />2.283e-6 months <br /> and in cold shutdown within the following 30 hours3.472222e-4 days <br />0.00833 hours <br />4.960317e-5 weeks <br />1.1415e-5 months <br />.

LER 82-22/03L '

CORRECTIVE ACTION

The high speed regulator was blown down, the setpoint was re-adjusted, and No. 14 CFCU was satisfactorily tested.

The unit was declared operable at 1722 hours0.0199 days <br />0.478 hours <br />0.00285 weeks <br />6.55221e-4 months <br />, April 5, 1982, and Action Statement 3.6.2.3.a was terminated.

FAILURE DATA:

Fisher Controls Co.

10 inch Vee-ball Valve Type 657-84 Prepared By R.

Frahm

/ tm V

g/

G' eheral Mandger -

3 Salem Operations SORC Meeting No.

82-42 i