05000311/LER-1981-096, Forwards LER 81-096/03L-0.Detailed Event Analysis Encl

Forwards LER 81-096/03L-0.Detailed Event Analysis Encl

ML20010J473
Person / Time
Site:	Salem
Issue date:	09/25/1981
From:	Midura H Public Service Enterprise Group
To:	Haynes R NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION I)
Shared Package
ML20010J474	List: 05000311/LER-1981-096, Forwards LER 81-096/03L-0.Detailed Event Analysis Encl 05000311/LER-1981-096-03, /03L-0:on 810829,steam Generator Steam Flow Channel 2 Failed Low.Caused by Failure of Steam Flow Transmitter.Transmitter Removed,Replaced & Calibr
References
NUDOCS 8110050132
Download: ML20010J473 (3)

LER-1981-096, Forwards LER 81-096/03L-0.Detailed Event Analysis Encl

Event date:
Report date:
3111981096R00 - NRC Website

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OPSEG Public Service Electric and Gas Company P.O. Box 168 Hancocks bridge, New Jersey 08038 Salem Generating Station September 25, 1981 Mr.

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Haynes

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Director of USNRC g (({ f p Office of Inspection and Enforcement Region 1 631 Park Avenue OCT 21 6}, u.s. nucm,m,981 King of Prussia, Pennsylvania 19406 t

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Dear Mr. Haynes:

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'A'lI LICENSE NO. DPR-75 DOCKET NO. 50-311

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REPORTABLE OCCURRENCE 81-96/03L Pursuant to the requirements of Salem Generating Station Unit No.

2, Technical Specifications, Section 6.9.1.9.b, we are submitting Licensee Event Report for Reportable Occurrence 81-96/03L.

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

Sincerely yours, l/f tlEbm H.

J. Midura Manager - Salem Generating Station CC:

R.

A.

Uderitz General Manager - Nuclear Production Director, Office of Inspection and Enforcement (30 copies)

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

The Energy People 9s2im o2m m 8110050132 810925 PDR ADOCK 05000311 5

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Report Number:

81-96/03L Report Date:

9-25-81 Occurrence Date:

8-29-81 Facility:

Salem Generating Station, Unit 2 Public Service Electric & Gas Company Hancocks Bridge, New Jersey 08038 IDENTIFICATION OF OCCURRENCE:

No. 21 Steam Generator Steam Flow Channel 2 - inoperable This report was initiated by incident report 81-349.

CONDITIONS PRIOR TO OCCURRENCE:

Mode 1 - Rx Power 25% - Unit Load 290 MWe DESCRIPTION OF OCCURRENCE:

On August 29, 1981 the control operator noticed that No. 21 steam generator steam flow channel 2 had failed low.

At 1800 hours0.0208 days <br />0.5 hours <br />0.00298 weeks <br />6.849e-4 months <br /> action statements 3.3.1 action 7 and 3.3.2.b action 14 was entered.

1 This occurrence constituted operation in a degraded mode j

in accordance with technical specification 6.9.1.9.b.

l DESIGNATION OF APPARENT CAUSE OF OCCURRENCE:

The No. 21 steam flow transmitter had failed.

ANALYSlb OF OCCURRENCE:

i Technical specification 3.3.1 action 7 requires:

With the number of operable channels one less than the total number of channels, startup and/or power operation may proceed until performance of the next required channel functional test, provided the in-operable channel is placed in the tripped condition within 1 hour1.157407e-5 days <br />2.777778e-4 hours <br />1.653439e-6 weeks <br />3.805e-7 months <br />.

Technical specification 3.3.2.b. action 14 requires:

With the number of operable channels one less than the total number of channels, operation may proceed until performance of the next required channel func-tional test, provided the inoperable channel is placed in the tripped condition within 1 hour1.157407e-5 days <br />2.777778e-4 hours <br />1.653439e-6 weeks <br />3.805e-7 months <br />.

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• LER 81-96/03L CORRECTIVE ACTION:

No. 21 steam generator steam flow channel 2 was placed in the tripped condition within one hour.

The steam flow transmitter was removed, replaced, and calibrated.

At 0300, August 30, 1981 the channel was tested satisfactorily and returned to service, and action statements 3.3.1 action 7 and 3.3.2.b action 14 were terminated.

FAILURE DATA:

Rosemount, Inc.

Differential Pressure Transmitter Model 1153 Prepared By F.

Dickey

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bb Manager - Gale 6 Generating Station SORC Meeting No.

81-95 l

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