05000272/LER-1981-073, Forwards LER 81-073/03L-0.Detailed Event Analysis Encl

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Forwards LER 81-073/03L-0.Detailed Event Analysis Encl
ML20033C886
Person / Time
Site: Salem  PSEG icon.png
Issue date: 08/31/1981
From: Midura H
Public Service Enterprise Group
To: Grier B
NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION I)
Shared Package
ML20033C881 List:
References
NUDOCS 8112040459
Download: ML20033C886 (3)
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LER-1981-073, Forwards LER 81-073/03L-0.Detailed Event Analysis Encl
Event date:
Report date:
2721981073R00 - NRC Website
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text

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O PSEG Public Service Electric and Gas Company 80 Park Plaza Newark, N.J. 07101 Phone 201/430-7000 August 20, 1983 Mr. Boyce H.

Grier Director of USNRC Office of Inspection and Enforcement Region 1 6?- ' ark Avenue King of Prussia, Pennsylvania 19406

Dear Mr. Grier:

LICENSE NO. DPR-75 DOCKET NO. 50-311 REPORTP.BLE OCCURRENCE 81-73/03L Pursuant to the requirements of Salem Generating Station Unit No. 2 Technical Specifications, bection 6.9.1.9.b, we are submitting Licensee Event Report for Reportable Occurrence 81-73/03L.

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

Sincerely yours, f.

R.

A.

Uderitz General Manager -

Nuclear Production CC:

Director, Office of Inspection and Enforcement (30 copies)

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

Ohohhjfp The Energy Peopn2 PDR

% 2001 (49)W 181

Report Number:

81-73/03L Report Date:

August 20, 1981 Occurrence Date:

7-22-81 Facility:

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

Engineered Safety Feature Actuation System Containment Pressure Hi-Hi Channel 1 - Inoperable This report was initiated by Incident Report 81-270.

CONDITIONS PRIOR TO OCCURRENCE:

Mode 1 - Rx Power 95% - Unit Load 1030 MWe DESCRIPTION OF OCCURRENCE:

On July 22, 1981, the control operator noticed that channel 1 of the containment pressure Hi-Hi indicators was spiking.

The channel was declared inoperable and was bypassed within one hour.

A channel check was performed on the remaining c:tannels within one hour.

Limiting condition for operation 3.3.2, table 3.3-3, action 16 was entered at 1300 hours0.015 days <br />0.361 hours <br />0.00215 weeks <br />4.9465e-4 months <br /> on July 22, 1981.

This occurrence constituted operation in a degraded mode in accord-ance with technical specification 6.9.1.9.b.

DESIGNATION OF APPARENT CAUSE OF OCCURRENCE:

A steam leak from a nearby steam generator blowdown line was blowing on che transmitter for containment Hi-Hi channel 1.

ANALYSIS OF OCCURRENCE:

Limiting condition for operation 3.3.2, table 3.3-3, action 16 states that:

With the number of operable channels one less than the total number of channels, operation may proceed provided the inoperable channel is placed in the bypassed condition and the minimum channels operable requirement is demonstrated by channel check within 1 hour1.157407e-5 days <br />2.777778e-4 hours <br />1.653439e-6 weeks <br />3.805e-7 months <br />.

  • ~~fMR *81-73/03L August 20, 1981 C,OP.RECTIVE ACTION:

The leak was covered and the channel stopped spiking.

The channel was declared operable and limiting condition for operation 3.3.2, table 3.3-3, action 16 was terminated at 0850 hours0.00984 days <br />0.236 hours <br />0.00141 weeks <br />3.23425e-4 months <br /> on July 23, 1981.

In order to isolate and repair the steam leak, it would be necessary to shutdown the plant and drain the steam generator.

Therefore, the steam j

leak will remain covered until the next refueling outage; at which time it will be repaired.

No supplemental repcrt is necessary.

i FAILURE DATA:

Not Applicable "U

'e Prepared By J. Varga Manager - Saled Generating Station SORC Meeting No.

81-78 i

l

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