05000272/LER-1980-050, Forwards LER 80-050/03L-0

Forwards LER 80-050/03L-0

ML18082B324
Person / Time
Site:	Salem
Issue date:	10/06/1980
From:	Librizzi F Public Service Enterprise Group
To:	Grier B NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION I)
Shared Package
ML18082B325	List: 05000272/LER-1980-050, Forwards LER 80-050/03L-0 05000272/LER-1980-050-03, /03L-0:on 800908 Discovered Failed Air Particulate Detector in Reactor Coolant Leak Detection Sys.Caused by Cracked Sodium Iodide Crystal.Detector Replaced & Satisfactorily Tested
References
NUDOCS 8010100327
Download: ML18082B324 (3)

LER-1980-050, Forwards LER 80-050/03L-0

Event date:
Report date:
2721980050R00 - NRC Website

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e PS~G Public Service Electric and Gas Company 80 Park Place Newark. N.J. 07101 Phone 201 430-7000 Mr. Boyce H. Grier Director of USNRC October 6, 1980 Off ice of Inspection and Enforcement Region 1 631 Park Avenue King of Prussia, Pennsylvania 19406

Dear Mr. Grier:

LICENSE NO. DPR-70 DOCKET NO. 50-272 REPORTABLE OCCURRENCE 80-S0/03L Pursuant to the requ~rements of Salem*Generating Station Unit No. 1 Technical Specifications, Section 6.9.1, we are submitting Licensee Event Report for Reportable Occurrence 80-50/03L.

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

• Sincereiy yours, te tt}'"./ft F. P. Ll.~ZZl.

General Manager -

Electric Production CC:

Director, Of£ice of Inspection and Enforcement (30 copies)

Director, Office of Management Information and Program Control

( 3 copies) 80J. in uloo 32..7 95-2001 1200\\-~: 2*75

Report Number:

Report Date:

Occurrence Date:

80-50/03L 10/6/80 9/08/80 Facility:

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

Failure of the Air Particulate Monitor lRllA, Technical Specification 3.3.3.1 and 3.4.6.1 CONDITIONS PRIOR TO OCCURRENCE:

Mode 1 Reactor Power 63%

. Unit Load -

620 MW DESCRIPTION OF OCCURRENCE:

At 1810 hours0.0209 days <br />0.503 hours <br />0.00299 weeks <br />6.88705e-4 months <br /> on September 8, 1980, during a functional test, a failed detector was dfscovered in the Air Particulate Detector (APD).

Action Statement 3.4.6.1 was entered allowing operation for 30 days if grab samples are taken at least every 24 hours2.777778e-4 days <br />0.00667 hours <br />3.968254e-5 weeks <br />9.132e-6 months <br /> or be in at least hot stand-by 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 />.

DESIGNATION OF APPARENT CAUSE OF_ OCCURRENCE:

Equipment Failure ANALYSIS OF OCCURRENCE:

The detector was found to be failed due to a cracked sodium iodide crystal.

The cause of the crystal failure is not known.

The Action Statement was terminated at 2145 hours0.0248 days <br />0.596 hours <br />0.00355 weeks <br />8.161725e-4 months <br /> on September 8, 1980.

CORRECTIVE ACTION

The detector was replaced and tested satisfactorily.

LER 80-50/03L 2 -

FAILURE DATA:

Detector Type MDSB Manufacturer:

Tracer Lab Division of L.F.E.

Prepared By SORC Meeting No.

J. Osuch 77-80