05000272/LER-1981-075, Forwards LER 81-075/03L-0.Detailed Event Analysis Encl

Forwards LER 81-075/03L-0.Detailed Event Analysis Encl

ML20010F149
Person / Time
Site:	Salem
Issue date:	08/28/1981
From:	Midura H Public Service Enterprise Group
To:	Grier B NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION I)
Shared Package
ML20010F150	List: 05000272/LER-1981-075, Forwards LER 81-075/03L-0.Detailed Event Analysis Encl 05000272/LER-1981-075-03, /03L-0:on 810809,containment Fan Coil Unit 13 Declared Inoperable Due to No Svc Water Flow Indication. Caused by Equipment Failure.Flow Transmiter FA-3543Z-1 Sensing Line Blown Clear & Transmitter Recalibr
References
NUDOCS 8109090429
Download: ML20010F149 (3)

LER-1981-075, Forwards LER 81-075/03L-0.Detailed Event Analysis Encl

Event date:
Report date:
2721981075R00 - NRC Website

text

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V O PSEG m

Public Service Electeic and Gas Company P.O. Box 168 Hancocks Bridge. New Jersey 08038 Salem Generating Station August 28, 1981 hp Mr. Boyce H. Grier g'

Director of USNRC

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Office of Inspection and Enforcement j

( k f S f p E, O /Sg7 Region 1 631 Park Avenue

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King of Prussia, Pennsylvania 19406 s..

Dear Mr. Grier:

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LICENSE NO. DPR-70

.._lkb DOCKET NO. 50-272 REFORTABLE OCCURRENCE 81-75/03L Pursuanc to the requirements of Salem Generating Station Unit No. 1 Technical Specificationc, Section 6.9.1.9.b, we are submitting Licensee Event Rcport for Reportable Occurrence 81-75/03L. This report is required within thirty (30) days of the occurrence. Sincerely yours, f Lcf b s-uO II. J. Midura Manager - Salem Generating Station CC: R. A Uderitz General Manager - Nuclear-Production Direct.or, Of fice of Inspection and Enforcement (30 copies) Director, Office vf Mar.agement In5crmation and Program Contr61 (3 copies) 8109090429 810020 PDR ADOCK 05000272 [jlt S PDR i The Eneroy People os no ntsw n ec

Peport Number: 81-75/03L Report Date: 8-28-81 Occurrence Date: 8-9-81 Facility: Salem Generating Station, Unit 1 Public Service Electric & Gas Company Hancocks Bridge, New Jersey 08038 IDENTIFICATION OF OCCURRENCE: Containment Fan Coil Unit - Inoperable - No Service Water Flow Indication. This report was initiated by Incident Report 81-320. CONDITIONS PRIOR TO OCCURRENCE: Moda 1 - Rx Power 71% - Unit Load 730 MWe DESCRIPTION OF OCCURRENCE: On August 9, 1981, the control roo.n operator noticed that there was no service water flow indication on No. 13 containment fan coil unit (CFCU). The CFCU was declared. inoperable and action statement 3.6.2.3.a was entered at 0530 hours, August 9, 1981. This occurrance constituted operation in a degraded mode in accord-ance with technical specification 6.9.1.9.b. DESIGNATION OF ADPARENT CAUSE OF OCCURRENCE: Equipment failure. The low pressure side of flow transmitter PA-3543Z-1 was plugged with silt. 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 inoperable group of cooling fr.ns to operable status within 7 days or be in at least hot standby within the next 6 hours and in cold shutdown within the following 30 hours.

CORRECTIVE ACTION

Flow transmitter PA-3543Z-1 sensing line was blown clear and the transmitter was recalibrated satisfactorily. The No. 13 CFCU was tested satisfactorily and returned to service. Action statement 3.6.2.3.a was terminated at 1137 hours on August 9, 1981. A program is currently in effect to blow down all transmitters at regular intervals.

LER 81-75/03L

• FAILURE DATA:

Fisher and Porter Flow Transmitter Model Number 10B2495 Prepared By F. Dickey / 4 W Mar ager - S61em Generating Station SORC Meeting No. 81-33 I l l l l l l }}